n.
Pronunciation: ˌ th ə r-m ō - ' ke-m ə -str ē
Function: noun
Date: 1844
: a branch of chemistry that deals with the interrelation of heat with chemical reaction or physical change of state
– ther · mo · chem · i · cal \ - ' ke-mi-k ə l \ adjective
– ther · mo · chem · ist \ - ' ke-mist \ noun