Meaning

noun the branch of the biological sciences dealing with the functioning of organisms

noun processes and functions of an organism

originEtymology tree Proto-Indo-European *bʰuH- Proto-Indo-European *-yéti Proto-Indo-European *bʰuHyéti Ancient Greek φῠ́ω (phŭ́ō) Proto-Indo-European *-tis Ancient Greek -τις (-tis) Ancient Greek -σῐς (-sĭs) Ancient Greek φύσις (phúsis) Proto-Indo-European *leǵ- Ancient Greek λόγος (lógos) Proto-Indo-European *-h₂ Proto-Indo-European *-éh₂ Proto-Indo-European *-i-eh₂ Proto-Hellenic *-íā Ancient Greek…

Etymology from Wiktionary, CC BY-SA 3.0