acotyledon

[ ey-kot-l-eed-n, ey-kot- ]

noun

1. a plant without cotyledons, therefore one belonging to a group lower than the seed plants.

acotyledon

/ əˌkɒtɪˈliːdən /

noun

1. any plant, such as a fern or moss, that does not possess cotyledons

Derived Forms

• aˌcotyˈledonous, adjective

Other Words From

• a·cot·y·le·don·ous [ey, -kot-l-, eed, -n-, uh, s, ey-kot-], adjective

Word History and Origins

Origin of acotyledon¹

First recorded in 1810–20; a- ⁶ + cotyledon

Example Sentences

Acotyledon, a-kot-i-lē′dun, n. a plant without distinct cotyledons or seed-lobes.—adj.

From Project Gutenberg