Late 19th century; earliest use found in William Dorland (1864–1956), obstetrician. From onycho- + -phagy. Compare French onychophagie, Italian onicofagia.
Definition of onychophagy in US English:
onychophagy
nounɒnɪˈkɒfədʒi
= onychophagia.
Origin
Late 19th century; earliest use found in William Dorland (1864–1956), obstetrician. From onycho- + -phagy. Compare French onychophagie, Italian onicofagia.