Definition of monothecal in English:

monothecal

Pronunciation /ˌmɒnə(ʊ)ˈθiːkl/

adjective

Botany
  • Of an anther or stamen: having a single cavity.

Origin

Mid 19th century; earliest use found in John Balfour (1808–1884), botanist. From mono- + theca + -al.