— ecophysiological /ek'oh fiz'ee euh loj"i keuhl, ee'koh-/ , adj. — ecophysiologist , n.
/ek'oh fiz'ee ol"euh jee, ee'koh-/ , n.
the branch of physiology that deals with the physiological processes of organisms with respect to their environment.
[ 1960-65; ECO- + PHYSIOLOGY ]