calorimeter
UK[ˌkæl.əˈrɪm.ɪ.tər]US[ˌkæl.əˈrɪm.ə.t̬ɚ]
n
An apparatus for measuring the amount of heat involved in a chemical reaction or other process.
Morpheme Breakdown
calor
i
meter
calor
heat
i
meter
measure
Etymology
The word 'calorimeter' is a modern scientific compound built from classical elements. Its first part, 'calor', derives directly from the Latin noun for 'heat'. The second part, 'meter', originates from the ancient Greek metron, meaning 'a measure'. These components were combined in the 18th century, during the period of systematic scientific nomenclature, with the connecting vowel 'i' to form a new term. The literal construction, "heat-measurer," perfectly describes the instrument's function, showcasing how classical roots were repurposed to create precise terminology for the physical sciences.
Analysis
Structure: calor (heat) + i + meter (measure)
- calor: From Latin calor (heat). Functions as the core root conveying the concept of heat.
- i: A connecting vowel, typically of Greek origin, used to join two morphemes.
- meter: From Greek metron (measure). Functions as a suffix indicating an instrument for measuring.
Examples
The scientist used a bomb calorimeter to determine the energy content of the food sample.
Accurate measurement of the reaction's enthalpy change requires a well-calibrated calorimeter.
In the laboratory, students learned how to operate a simple coffee-cup calorimeter.