Share this entry
telolecithal Line breaks: telo|leci¦thal
Pronunciation: /ˌtiːlə(ʊ)ˈlɛsɪθ(ə)l/

Definition of telolecithal in English:


(Of an egg or egg cell) having a large yolk situated at or near one end.
Example sentences
  • Maternal and paternal brooding roles are reversed in these groups, with females producing large telolecithal eggs that are fertilized as they are deposited into the male brood pouch.
  • Mammals have very little yolk but have evolved from reptiles with telolecithal eggs and, thus, they retain features to cope with the problem of a large inert yolk mass.
  • Teleost eggs are telolecithal, with the yolk segregated from the active cytoplasm.


Late 19th century: from Greek telos 'end' + lekithos 'egg yolk' + -al.

Definition of telolecithal in:
Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Subscribe to remove adverts and access premium resources