3. (Zoöl.) An oarlike swimming organ of various invertebrates.

Oar cock (Zoöl), the water rail. [Prov. Eng.] -- Spoon oar, an oar

having the blade so curved as to afford a better hold upon the water in

rowing. -- To boat the oars, to cease rowing, and lay the oars in the

boat. -- To feather the oars. See under Feather., v. t. -- To lie on

the oars, to cease pulling, raising the oars out of water, but not

boating them; to cease from work of any kind; to be idle; to rest. --

To muffle the oars, to put something round that part which rests in the

rowlock, to prevent noise in rowing. -- To put in one's oar, to give

aid or advice; -- commonly used of a person who obtrudes aid or counsel

not invited. -- To ship the oars, to place them in the rowlocks. -- To

toss the oars, To peak the oars, to lift them from the rowlocks and

hold them perpendicularly, the handle resting on the bottom of the

boat. - - To trail oars, to allow them to trail in the water alongside

of the boat. -- To unship the oars, to take them out of the rowlocks.

Oar, v. t. & i. [imp. & p. p. Oared (?); p. pr. & vb. n. Oaring.] To

row. "Oared himself." Shak.

Oared with laboring arms.

Pope.

Oared (?), a. 1. Furnished with oars; -- chiefly used in composition;

as, a four- oared boat.

2. (Zoöl.) (a) Having feet adapted for swimming. (b) Totipalmate; --

said of the feet of certain birds. See Illust. of Aves.

Oared shrew (Zoöl.), an aquatic European shrew (Crossopus ciliatus); --

called also black water shrew.

Oar"fish` (r"fsh`), n. (Zoöl.) The ribbon fish.

Oar"foot` (-ft`), n. (Zoöl.) Any crustacean of the genus Remipes.

Oar"-foot`ed a. Having feet adapted for swimming.

Oar"less, a. Without oars. Sylvester.

Oar"lock` (r"lk`), n. (Naut.), The notch, fork, or other device on the

gunwale of a boat, in which the oar rests in rowing. See Rowlock.

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

Oars"weed` (r"wd`), n. (Bot.) Any large seaweed of the genus Laminaria;

tangle; kelp. See Kelp.

Oar"y (r"), a. Having the form or the use of an oar; as, the swan's

oary feet. Milton. Addison.

O"as*is ("*ss or *"ss; 277), n.; pl. Oases (-sz). [L., fr. Gr. 'o`asis;

cf. Copt. ouahe.] A fertile or green spot in a waste or desert, esp. in

a sandy desert.

My one oasis in the dust and drouth Of city life.

Tennyson.

Oast (st), n. [OE. ost, AS. st; cf. Gr. a'i^qos burning heat.] A kiln

to dry hops or malt; a cockle. Mortimer.

Oat (t), n.; pl. Oats (ts). [OE. ote, ate, AS. ta, akin to Fries. oat.

Of uncertain origin.] 1. (Bot.) A well-known cereal grass (Avena

sativa), and its edible grain; -- commonly used in the plural and in a

collective sense.

The Gutenberg Webster's Unabridged Dictionary: Section M, N, and O · 第 1570 / 2147 题