biosensor
UK[ˈbaɪəʊˌsɛnsə]US[ˈbaɪoʊˌsɛnsər]
n
A device that uses a biological component (like an enzyme or antibody) to detect the presence of a specific chemical substance and produce a measurable signal.
Morpheme Breakdown
bio
sensor
bio
life
sensor
detector
Etymology
The word 'biosensor' is a modern scientific compound, directly constructed from established Greek and Latin roots to describe a new technological concept. The first element, 'bio-', originates from the Greek bios, meaning 'life' or 'mode of life', which entered scientific vocabulary to denote anything related to living organisms. The second element, 'sensor', derives from the Latin sentire (to feel) via its past participle sensus, meaning 'perception' or 'feeling'. Combined in the mid-20th century, the term logically and transparently denotes a device that 'senses' or detects a target by utilizing a 'biological' recognition element, creating a direct semantic bridge from the ancient roots of 'life' and 'perception' to contemporary analytical technology.
Analysis
Structure: bio (life) + sensor (detector)
- bio: From Greek bios (life). A combining form denoting life or living organisms.
- sensor: From Latin sensus (feeling, perception). A noun-forming suffix indicating a device that detects or measures a physical property.
Examples
The glucose biosensor in her monitor uses an enzyme to measure blood sugar levels.
Researchers developed a new biosensor to detect environmental pollutants in water samples.
The rapid diagnosis was made possible by a highly sensitive antibody-based biosensor.