Definition of oo- in English:

oo-

Syllabification: oo-

combining form

Biology
Relating to or denoting an egg or ovum.

Origin

from Greek ōion 'egg'.

Definition of oo- in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day demoralize
Pronunciation: dəˈmôrəˌlīz
verb
cause (someone) to lose confidence or hope; dispirit