OARLOCK
Oar"lock` (or"lok`), n. (Naut.),

Defn: The notch, fork, or other device on the gunwale of a boat, in which the oar rests in rowing. See Rowlock.

OARSMAN
Oars"man (orz"man), n.; pl. Oarsmen (-men).

Defn: One who uses, or is skilled in the use of, an oar; a rower.

At the prow of the boat, rose one of the oarsmen.
Longfellow.

OARSWEED
Oars"weed` (or"wed`), n. (Bot.)

Defn: Any large seaweed of the genus Laminaria; tangle; kelp. See
Kelp.

OARY
Oar"y (or"y), a.

Defn: Having the form or the use of an oar; as, the swan's oary feet.
Milton. Addison.

OASIS O"as*is (o"a*sis or o*a"sis; 277), n.; pl. Oases (-sez). [L., fr. Gr. 'o`asis; cf. Copt. ouahe.]