Defn: Gathering, or dredging for, oysters.

OYSTERLING
Oys"ter*ling, n. (Zoöl.)

Defn: A young oyster.

OZENA
O*ze"na, n. Etym: [NL., fr. L. ozaena, Gr. (Med.)

Defn: A discharge of fetid matter from the nostril, particularly if associated with ulceration of the soft parts and disease of the bones of the nose.

OZOCERITE
O`zo*ce"rite, n. Etym: [Gr. (Min.)

Defn: A waxlike mineral resin; — sometimes called native paraffin, and mineral wax.

OZONATION
O`zo*na"tion, n. (Chem.)

Defn: The act of treating with ozone; also, the act of converting into, or producing, ozone; ozonization.

OZONE
O"zone, n. Etym: [Gr. Odor.] (Chem.)