n.
Pronunciation: ˌ fi-z ē - ' ä-l ə -j ē
Function: noun
Etymology: Latin physiologia natural science, from Greek, from physi- + -logia -logy
Date: 1615
1 : a branch of biology that deals with the functions and activities of life or of living matter (as organs, tissues, or cells) and of the physical and chemical phenomena involved ― compare ANATOMY
2 : the organic processes and phenomena of an organism or any of its parts or of a particular bodily process
– phys · i · ol · o · gist \ -jist \ noun