from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Used to describe an internal organ, in some elasmobranchs and molluscs, that secretes egg cases or the gelatinous covering of eggmass.
from the GNU version of the Collaborative International Dictionary of English
- adj. Of, pertaining to, or bearing, eggs or egg capsules. See Illust. of dibranchiata.
from The Century Dictionary and Cyclopedia
- Protective of eggs, embryos, or young; covering or containing such objects; secreting an egg-case or capsule: thus, a bird's nest is nidamental with respect to the eggs and young.
Latin nidamentum, "materials for a nest". (Wiktionary)