| acrita | <zoology> The lowest groups of animals, in which no nervous system has been observed. Origin: NL, from Gr. Indiscernible; priv. + to distinguish. Source: Websters Dictionary (01 Mar 1998) |
|---|---|
| acritan | <zoology> Of or pertaining to the Acrita. An individual of the Acrita. Source: Websters Dictionary (01 Mar 1998) |