WordReference Random House Unabridged Dictionary of American English © 2026
meg•a•lec•i•thal
(meg′ə les′ə thəl),USA pronunciation adj. [Embryol.]
- Developmental Biologyhaving a large amount of yolk, as certain eggs or ova.
- mega- + lecithal 1955–60
'megalecithal' also found in these entries (note: many are not synonyms or translations):