apospory

[ ap-uh-spawr-ee, -spohr-ee, uh-pos-puh-ree ]

noun

, Botany.

1. the development of a gametophyte from a sporophyte without meiosis.

apospory

/ ˈæpəˌspɔːrɪ /

noun

1. botany development of the gametophyte from the sporophyte without the formation of spores
2. the development of an embryo of a flowering plant outside the embryo sac, from a cell of the nucellus or chalaza

Other Words From

• ap·o·spor·ic [ap-, uh, -, spawr, -ik, -, spor, -], a·pos·por·ous [uh, -, pos, -per-, uh, s, ap-, uh, -, spawr, -, uh, s, -, spor, -], adjective

Word History and Origins

Origin of apospory¹

First recorded in 1880–85; apo- + spor- + -y ³

Word History and Origins

Origin of apospory¹

C19: from apo- + spore + -y ¹

Example Sentences

This phenomenon of apospory was first discovered in mosses, but is now also known in a number of ferns (see Pteridophyta).

From Project Gutenberg