Definition of locellus in US English:

locellus

noun

Botany
  • A secondary cell; a subcompartment, especially that of an anther or ovary.

Origin

Early 19th century; earliest use found in Samuel Frederick Gray (1766–1828), naturalist and pharmacologist. From post-classical Latin locellus, specific use of classical Latin locellus small box, casket, diminutive formation (in -ellus) on loculus small space.

Pronunciation

locellus

/lə(ʊ)ˈsɛləs/