from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Alternative spelling of oology.
from the GNU version of the Collaborative International Dictionary of English
- n. The science of eggs in relation to their coloring, size, shape, and number.
from The Century Dictionary and Cyclopedia
- n. The study of birds' eggs; the department of ornithology which treats of the nidification and oviposition of birds, the specific characters of egg-shells, and the classificatory conclusions which may be deduced therefrom. See caliology.
- n. In a wider sense, the ontogeny of birds.
oö- + -logy (Wiktionary)