Ob

A prefix denoting inversion: ob-cordate, obovate, etc.

Obtuse

Rounded or blunt.

odes, oides. - A termination denoting similarity, resemblance.

Orbicular

Circular.

Ovate

Egg-shaped in outline.

Ovary

Applied to the young state of the seed-vessel. Ovule. - The young seed. Paleaceous. - Furnished with chaffy scales, as the receptacle of some

Composites,