
Calorimeter
Scientific Device
A calorimeter is always referred to as a precise scientific instrument, not a common tool.

The research paper discussed the calorimeter's role in accurately measuring energy changes.
Physical and Chemical
It measures heat in both physical states changes, like melting, and chemical reactions.

During the experiment, the calorimeter helped us observe the heat absorption during water's phase change.
Technical Vocabulary
Commonly used in scientific contexts; may be unfamiliar in everyday conversation.

His knowledge of how a calorimeter works impressed the laboratory team.
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