| ommateal | <zoology> Of or pertaining to an ommateum. Source: Websters Dictionary (01 Mar 1998) |
|---|---|
| ommateum | Origin: NL, fr. Gr, the eye. <zoology> A compound eye, as of insects and crustaceans. Source: Websters Dictionary (01 Mar 1998) |
| ommatidium | A single facet of an invertebrate compound eye. (18 Nov 1997) |
| Ommaya | Ayub, 20th century U.S. Neurosurgeon. See: Ommaya reservoir. (05 Mar 2000) |
| ommaya reservoir | <apparatus> A device with a fluid reservoir implanted under the scalp with a catheter to a ventricle. It allows for medication to be given directly to the CSF and into the brain. (16 Dec 1997) |