| Words | Parts of Speech | Meaning/Definition/Similar Words |
|---|---|---|
| ooecia | plural | of Ooecium |
| ooidal | adjective | Shaped like an egg. |
| oolite | noun | A variety of limestone, consisting of small round grains, resembling the roe of a fish. It sometimes constitutes extensive beds, as in the European Jurassic. See the Chart of Geology. |
| oology | noun | The science of eggs in relation to their coloring, size, shape, and number. |
| oolong | noun | A fragrant variety of black tea having somewhat the flavor of green tea. |
| oomiac | noun | Alt. of Oomiak |
| oomiak | noun | A long, broad boat used by the Eskimos. |
| oopack | noun | Alt. of Oopak |
| oorial | noun | A wild, bearded sheep inhabiting the Ladakh mountains. It is reddish brown, with a dark beard from the chin to the chest. |
| ootype | noun | The part of the oviduct of certain trematode worms in which the ova are completed and furnished with a shell. |
| oozing | present participle & vb. noun | of Ooze |