Definition of Acrita in US English:

Acrita

noun

Zoology
historical
  • Treated as plural. A former major grouping of the animal kingdom including invertebrates with no distinct nervous system.

Origin

Early 19th century; earliest use found in Annals of Philosophy. From scientific Latin Acrita from ancient Greek ἄκριτος undistinguishable, undecided, doubtful, not giving judgement + scientific Latin -a.

Pronunciation

Acrita

/ˈakrɪtə/