lifefunctions
nounUK /ˈlaɪfˌfʌŋkʃənz/
US /ˈlaɪfˌfʌŋkʃənz/
Life functions are the things living things do to stay alive, like eating and breathing.
In science class, we learned about the life functions that all animals share.
RELATED WORDS
OTHER MEANINGS
2. The basic activities a living thing must perform to survive.
Breathing and eating are life functions.
3. The jobs or roles that keep something alive and working.
The heart's life functions keep blood moving.
4. The natural actions of a living body, such as growing or healing.
Doctors study life functions to understand how the body works.