Alphabetical word directory

English words starting with M

Showing words 1,3211,440 of 2,958. Choose a word to read its meaning, etymology and origin.

microcosmic

adj

relating to or resembling a microcosm; representing something on a very small scale.

[ˌmaɪ.kroʊˈkɑːz.mɪk]

microeconomic

adj

Relating to the branch of economics concerned with single factors and the effects of individual decisions.

[ˌmaɪkroʊˌɛkəˈnɑːmɪk]

microeconomics

n

The branch of economics that deals with the behavior and decision-making of individual units, such as consumers, firms, and specific markets.

[ˌmaɪkroʊˌɛkəˈnɑːmɪks]

microelectronic

adj

Relating to or using very small electronic components, especially microchips.

[ˌmaɪkroʊɪlɛkˈtrɑːnɪk]

microelectronics

n

The design, manufacture, and use of microchips and very small electronic circuits.

[ˌmaɪ.kroʊ.ɪ.lekˈtrɑː.nɪks]

microenvironment

n

The immediate small-scale environment of an organism or object, especially as distinct from the larger surrounding area.

[ˌmaɪkroʊɪnˈvaɪrənmənt]

microfabrication

n

The process of fabricating miniature structures and devices with micrometer-scale dimensions, often used in semiconductor and MEMS (microelectromechanical systems) manufacturing.

[ˌmaɪkroʊˌfæbrɪˈkeɪʃən]

microfiber

n

A very fine synthetic fiber, typically made from polyester or a blend, used to make fabrics that are soft, durable, and good at absorbing moisture.

[ˈmaɪ.kroʊˌfaɪ.bər]

microfiche

n

A flat piece of film containing greatly reduced photographs of the pages of a document, used for storing information in a small space.

[ˈmaɪ.kroʊ.fiːʃ]

microfilm

n

A length of film containing very small photographs of documents or printed matter.

[ˈmaɪkroʊfɪlm]

microflora

n

the community of microorganisms, especially bacteria and fungi, that inhabit a particular environment, such as the human body or soil.

[ˌmaɪ.kroʊˈflɔːr.ə]

microfluidic

adj

Relating to or involving the behavior, control, and manipulation of fluids that are geometrically constrained to a small, typically sub-millimeter scale.

[ˌmaɪkroʊfluˈɪdɪk]

microgram

n

A unit of mass equal to one millionth of a gram.

[ˈmaɪkroʊɡram]

micrograph

n

A photograph or image taken through a microscope.

[ˈmaɪ.kroʊ.ɡræf]

microgravity

n

A condition in space or in free fall where the force of gravity is very weak, producing near-weightlessness.

[ˌmaɪkroʊˈɡrævɪti]

microhabitat

n

The immediate, small-scale environment in which an organism lives, differing from the surrounding larger habitat.

[ˌmaɪkroʊˈhæbɪtæt]

micromachine

n

a very small machine, especially one that is built or operates on a microscopic or nanoscopic scale.

[ˈmaɪkroʊməˌʃiːn]

micromanage

v

to control every part of a situation or activity in a way that is not necessary or productive, especially by giving too much attention to details.

[ˈmaɪkroʊˌmænɪdʒ]

micromechanics

n

The branch of mechanics that deals with the behavior of materials and systems at a very small scale, typically on the order of micrometers.

[ˌmaɪkroʊməˈkænɪks]

micrometeorite

n

A very small meteorite, typically less than a millimeter in size, that has survived its passage through the atmosphere.

[ˌmaɪkroʊˈmiːtiəraɪt]

micrometer

n

A device used for making very precise measurements, especially of small distances or thicknesses.

[maɪˈkrɑːmɪtər]

micron

n

A unit of length equal to one millionth of a metre.

[ˈmaɪkrɑːn]

micronesian

adj

Of or relating to Micronesia, its peoples, or their cultures.

[ˌmaɪkroʊˈniːʒən]

micronutrient

n

A chemical element or substance that is essential in minute amounts for the growth and health of a living organism.

[ˌmaɪkroʊˈnuːtrɪənt]

microorganism

n

An extremely small living thing that can only be seen with a microscope, such as a bacterium, virus, or fungus.

[ˌmaɪ.kroʊˈɔːr.ɡən.ɪ.zəm]

micropayment

n

A very small sum of money paid for a low-cost item or service, especially online.

[ˈmaɪkroʊˌpeɪmənt]

microphone

n

an instrument for converting sound waves into electrical energy variations, which may then be amplified, transmitted, or recorded.

[ˈmaɪ.krə.foʊn]

microprobe

n

a very fine probe, especially one used in a scanning electron microscope to analyze the chemical composition of a minute area of a material.

[ˈmaɪkroʊˌproʊb]

microprocessor

n

an integrated circuit that contains the entire central processing unit of a computer on a single chip.

[ˌmaɪ.kroʊˈprɑː.ses.ər]

microprocessor-based

adj

using a microprocessor as a central component; designed around or controlled by a microprocessor.

[ˌmaɪkroʊˈprɑːsesər beɪst]

microrover

n

a very small robotic vehicle designed for exploration, especially on the surface of another planet or celestial body.

[ˈmaɪkroʊˌroʊvər]

microscope

n

an optical instrument used for viewing very small objects, such as mineral samples or animal or plant cells, typically magnified several hundred times.

[ˈmaɪ.krə.skoʊp]

microscopic

adj

so small as to be visible only with a microscope.

[ˌmaɪ.krəˈskɑː.pɪk]

microscopically

adv

In a way that relates to, uses, or is visible only with a microscope.

[ˌmaɪ.krəˈskɑː.pɪ.kəl.i]

microscopist

n

a scientist who specializes in using microscopes to study very small objects or organisms.

[maɪˈkrɑːskəpɪst]

microscopy

n

The use of a microscope to view very small objects.

[maɪˈkrɑːskəpi]

microsecond

n

A unit of time equal to one millionth of a second.

[ˈmaɪkroʊˌsekənd]

microsphere

n

A very small spherical particle, especially one with a diameter in the micrometer range.

[ˈmaɪkroʊsfɪr]

microstructural

adj

Relating to or concerning the very small-scale structure of a material, as seen under a microscope.

[ˌmaɪ.kroʊˈstrʌk.tʃɚ.əl]

microstructure

n

The fine, detailed structure of a material, as seen under a microscope.

[ˈmaɪkroʊˌstrʌktʃər]

microsurgery

n

Surgery performed on very small structures, such as nerves and blood vessels, using specialized instruments and a microscope.

[ˈmaɪ.kroʊˌsɝː.dʒər.i]

microsurgical

adj

Relating to or involving surgery performed on very small structures, such as blood vessels or nerves, using specialized instruments and a microscope.

[ˌmaɪkroʊˈsɜːrdʒɪkəl]

microswitch

n

A very small switch that is operated by a small movement and is often used in precision control systems.

[ˈmaɪkroʊswɪtʃ]

microtubule

n

a minute, hollow, cylindrical protein structure found in the cytoplasm of eukaryotic cells, involved in maintaining cell shape, enabling intracellular transport, and forming the spindle during cell division.

[ˌmaɪkroʊˈtuːbjuːl]

microvascular

adj

Relating to or involving the very small blood vessels, such as capillaries, arterioles, and venules.

[ˌmaɪkroʊˈvæskjələr]

microwavable

adj

Suitable for or designed to be used in a microwave oven.

[ˈmaɪ.kroʊˌweɪ.və.bəl]

microwave

n

An electromagnetic wave with a wavelength between about one millimeter and one meter, shorter than a radio wave but longer than infrared light.

[ˈmaɪ.kroʊ.weɪv]

microwave-safe

adj

Designed to withstand the heat and conditions of a microwave oven without melting, warping, or releasing harmful substances.

[ˈmaɪkroʊˌweɪvˌseɪf]

microwaveable

adj

(of food or a container) suitable for cooking or heating in a microwave oven.

[ˈmaɪ.kroʊ.weɪ.və.bəl]

microwaved

adj

(of food) cooked or heated in a microwave oven.

[ˈmaɪ.kroʊ.weɪvd]

microworld

n

A very small world or environment, especially one that is a scaled-down model or representation of a larger system.

[ˈmaɪkroʊˌwɜːrld]

mid

adj

In the middle of; at the point or part that is roughly halfway between the beginning and end of something.

[mɪd]

mid-1700s

n

The period of time around the middle of the eighteenth century, approximately the years 1740 to 1760.

[ˌmɪd ˌsevənˈtiːn ˈhʌndrədz]

mid-1800

adj

Relating to or characteristic of the middle part of the nineteenth century, approximately the years 1840 to 1860.

[ˌmɪd ˌeɪˈtiːn ˈhʌndrədz]

mid-1800s

n

The period of time roughly in the middle of the nineteenth century, typically the years around 1840 to 1860.

[ˌmɪd ˌeɪˈtiːn ˈhʌndrədz]

mid-1830s

[noun]

The period of time roughly centered on, or the years immediately following, the year 1835.

[ˌmɪd ˌθɜrˈtin ˈθɜrdiz]

mid-1850s

n

The period of time around the middle of the decade of the 1850s.

[ˌmɪd ˌnaɪnˌtiːn ˈfɪftiz]

mid-1870s

n

The period of time around the middle of the decade of the 1870s, approximately the years 1874 to 1876.

[ˌmɪd ˌeɪtin ˈsevəntiz]

mid-1880s

n

The period of time around the middle years of the decade of the 1880s, typically referring to the years 1884, 1885, or 1886.

[ˌmɪd ˌeɪtiːn ˈeɪtiːz]

mid-1890s

n

The period of time around the middle of the decade of the 1890s.

[ˌmɪd ˌnaɪn.tiːn ˈnaɪn.tiz]

mid-18th

adj

Denoting the middle part of the eighteenth century.

[ˌmɪd ˌeɪˈtiːnθ]

mid-1900s

n

The period of time roughly in the middle of the twentieth century, typically referring to the years around the 1940s, 1950s, and 1960s.

[ˌmɪd naɪnˌtiːn ˈhʌndrədz]

mid-1920s

n

The period of time roughly in the middle of the decade of the 1920s.

[ˌmɪdˌnaɪn.twɛn.tiˈz]

mid-1930s

n

The period of time roughly in the middle of the decade of the 1930s.

[ˌmɪd naɪnˈtiːn ˈθɜːrtiz]

mid-1940s

n

The period of time roughly in the middle of the decade of the 1940s, typically referring to the years 1944, 1945, and 1946.

[ˌmɪd ˌnaɪn.tiːn ˈfɔːr.t̬iz]

mid-1950

adj

Of, relating to, or characteristic of the middle part of the decade of the 1950s.

[ˌmɪd naɪnˌtin ˈfɪftiz]

mid-1960

adj

Relating to or characteristic of the period around the middle of the decade of the 1960s.

[ˌmɪd ˌnaɪnˌtin ˈsɪkstiːz]

mid-1970

adj

Of, relating to, or characteristic of the period around the middle of the decade of the 1970s.

[ˌmɪd naɪnˌtiːn ˈsevntiz]

mid-1980

adj

Relating to or characteristic of the period around the middle of the decade of the 1980s.

[ˌmɪd ˌnaɪnˈtin ˈeɪtiːz]

mid-1988

adj

Of, relating to, or occurring in the middle part of the year 1988.

[ˌmɪd naɪnˌtiːn ˈeɪdi ˈeɪt]

mid-1989

adj

Of, relating to, or occurring in the middle part of the year 1989.

[ˌmɪd naɪnˌtiːn eɪtiˈnaɪn]

mid-1990

adj

Of, relating to, or occurring in the middle part of the decade of the 1990s.

[ˌmɪd naɪnˌtiːn ˈnaɪnti]

mid-1991

adj

Occurring in or characteristic of the middle part of the year 1991.

[ˌmɪd naɪnˌtin ˈnəni ˈwən]

mid-1992

adj

Occurring in or characteristic of the middle part of the year 1992.

[mɪd naɪnˈtin ˈnaɪnti tuː]

mid-1994

adj

Relating to or occurring in the middle part of the year 1994.

[ˌmɪd naɪnˌtiːn ˈnaɪnti fɔːr]

mid-1996

adj

Of, relating to, or occurring in the middle part of the year 1996.

[mɪd naɪnˈtin naɪnti sɪks]

mid-1997

adj

relating to or occurring in the middle part of the year 1997

[ˌmɪd naɪnˌtiːn ˈnaɪnti ˈsevən]

mid-1998

adj

Occurring in or characteristic of the middle part of the year 1998.

[mɪd naɪnˌtin naɪni ˈeɪt]

mid-1999

adj

Denoting the approximate middle period of the year 1999.

[ˌmɪd naɪnˌtin naɪnˈtin]

mid-19th

adj

Relating to or characteristic of the middle part of the 19th century.

[ˌmɪd ˌnaɪnˈtiːnθ]

mid-19th-century

adj

Relating to or characteristic of the period around the middle of the 1800s, approximately from the 1840s to the 1860s.

[ˌmɪd ˌnaɪnˌtiːnθ ˈsen.tʃər.i]

mid-20

adj

Relating to or characteristic of the middle part of the 20th century, approximately the 1940s to 1960s.

[ˌmɪd ˈtwɛn.t̬i]

mid-2000

n

The period of time roughly in the middle of the first decade of the 21st century, approximately from 2004 to 2006.

[ˌmɪd ˌtu ˈθaʊzəndz]

mid-2001

adj

occurring in or characteristic of the middle part of the year 2001

[ˌmɪd tuː ˈθaʊzənd ən ˈwʌn]

mid-2002

adj

Relating to or occurring in the middle part of the year 2002.

[mɪd tuː ˈθaʊzənd ən ˈtuː]

mid-2003

adj

Occurring in or characteristic of the middle part of the year 2003.

[ˌmɪd ˌtuː ˈθaʊzn̩d ən ˈθriː]

mid-2004

adj

Occurring in or characteristic of the middle part of the year 2004.

[ˌmɪd tuː ˈθaʊznd ən ˈfɔːr]

mid-2005

adj

Occurring in or characteristic of the middle part of the year 2005.

[mɪd tuː ˈθaʊzənd ən faɪv]

mid-2006

adj

occurring in or characteristic of the middle part of the year 2006

[mɪd tuː ˈθaʊzənd ənd sɪks]

mid-2008

adj

Occurring in or characteristic of the middle part of the year 2008

[ˌmɪd tu ˈθaʊzənd ənd ˈeɪt]

mid-20s

n

The period of life or the age range from about 24 to 26 years old.

[ˌmɪd ˌtwɛnti ˈz]

mid-20th

adj

Relating to or characteristic of the middle part of the twentieth century, approximately the years from 1940 to 1960.

[ˌmɪd ˌtwɛntiˈɛθ]

mid-20th-century

adj

Relating to or characteristic of the period around the middle of the twentieth century, approximately from the 1940s to the 1960s.

[ˌmɪd ˌtwɛntiɪθ ˈsɛnʧəri]

mid-30s

n

The period of time when someone is between the ages of 34 and 36, or the middle part of the fourth decade of life.

[ˌmɪd ˈθɜːrṭi z]

mid-40

n

The period of life or the years of a century between approximately 44 and 46 years of age.

[ˌmɪd ˈfɔːrti z]

mid-40s

n

The period of life between approximately 44 and 46 years of age.

[ˌmɪd ˈfɔːrṭi z]

mid-50

n

The period of time or the age range from approximately 54 to 56 years old.

[ˌmɪd ˈfɪftiz]

mid-50s

n

The period of time when someone is between approximately 54 and 56 years old.

[ˌmɪd ˈfɪftiz]

mid-60

n

The period of time roughly in the middle of the 1960s decade.

[ˌmɪd ˈsɪksti]

mid-60s

n

The period of time from approximately 1964 to 1966.

[ˌmɪd ˈsɪksti z]

mid-70

n

The period of time roughly in the middle of the 1970s decade, typically referring to the years 1974, 1975, and 1976.

[ˌmɪd ˌsevnti ˈfaɪvz]

mid-70s

n

The period of time roughly in the middle of the decade of the 1970s, typically referring to the years 1974, 1975, or 1976.

[ˌmɪd ˈsevnti z]

mid-80

adj

Relating to or characteristic of the period around the middle of the 1980s.

[ˌmɪd ˈeɪti]

mid-80s

n

The period of time roughly in the middle of the decade of the 1980s, typically referring to the years 1984, 1985, or 1986.

[ˌmɪd ˈeɪdi z]

mid-90

n

The period of time roughly in the middle of the decade of the 1990s, typically referring to the years 1994, 1995, and 1996.

[ˌmɪd ˈnaɪnti faɪvz]

mid-90s

n

The period of time roughly in the middle of the decade of the 1990s, typically referring to the years 1994, 1995, and 1996.

[ˌmɪd ˈnaɪnti fɪvz]

mid-afternoon

n

The part of the afternoon around the middle, typically between about 2 p.m. and 4 p.m.

[ˌmɪd ˌæftərˈnuːn]

mid-air

adj

Occurring or situated in the air, not in contact with the ground or any surface.

[ˌmɪd ˈer]

mid-american

adj

Of, relating to, or characteristic of the central region of the United States.

[ˌmɪd əˈmɛrɪkən]

mid-cabin

adj

Located in or relating to the middle section of an aircraft's passenger compartment.

[ˌmɪd ˈkæbɪn]

mid-century

adj

Relating to or characteristic of the middle of the 20th century, especially the period around the 1950s

[ˌmɪd ˈsen.tʃər.i]

mid-course

adj

Occurring or done in the middle part of a course, process, or period of time.

[ˌmɪd ˈkɔːrs]

mid-eighteenth

adj

Relating to or occurring in the middle part of the eighteenth century (approximately 1740–1760).

[ˌmɪd eɪˈtiːnθ]

mid-eighteenth-century

adj

Belonging to or characteristic of the middle part of the 1700s.

[ˌmɪd eɪˌtiːnθ ˈsen.tʃər.i]

mid-eighties

n

The period of time around the middle of the decade of the 1980s, typically the years 1984–1986.

[ˌmɪd ˈeɪ.t̬iz]

mid-fifteenth

adj

Relating to or characteristic of the middle part of the fifteenth century (approximately the years 1440 to 1460).

[ˌmɪd fɪfˈtiːnθ]

mid-fifties

n

The period of time when someone is between the ages of 54 and 56, or the middle years of the fifth decade of life.

[ˌmɪd ˈfɪf.tiz]

mid-forties

n

the period of life between approximately 44 and 46 years of age.

[ˌmɪd ˈfɔːr.t̬iz]

mid-infrared

adj

Relating to or denoting the longer-wavelength part of the infrared spectrum, typically between about 3 and 30 micrometers.

[ˌmɪd ɪnfrəˈred]

mid-level

adj

at an intermediate stage, position, or degree; neither high nor low

[ˌmɪd ˈlev.əl]
English Words Starting with M – Page 12 | OpenEtymology