One of the mysteries of the English language finally explained.
(of an egg or egg cell) having a large yolk situated at or near one end.
- ‘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.’
- ‘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.’
- ‘Teleost eggs are telolecithal, with the yolk segregated from the active cytoplasm.’
Late 19th century: from Greek telos ‘end’ + lekithos ‘egg yolk’ + -al.
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