Birch of Jamaica, a species (Bursera gummifera) of turpentine tree. -- Birch partridge. (Zoöl.) See Ruffed grouse. -- Birch wine, wine made of the spring sap of the birch. -- Oil of birch. (a) An oil obtained from the bark of the common European birch (Betula alba), and used in the preparation of genuine (and sometimes of the imitation) Russia leather, to which it gives its peculiar odor. (b) An oil prepared from the black birch (B. lenta), said to be identical with the oil of wintergreen, for which it is largely sold.
Birch, a. Of or pertaining to the birch; birchen.
Birch, v. t. [imp. & p. p. Birched (brcht); p. pr. & vb. n. Birching.] To whip with a birch rod or twig; to flog.
Birch"en (brch"'n), a. Of or relating to birch.
He passed where Newark's stately tower
Looks out from Yarrow's birchen bower.
Sir W. Scott.
Bird (brd), n. [OE. brid, bred, bird, young bird, bird, AS. bridd young bird. √92.] 1. Orig., a chicken; the young of a fowl; a young eaglet; a nestling; and hence, a feathered flying animal (see 2).
That ungentle gull, the cuckoo's bird.
Shak.
The brydds [birds] of the aier have nestes.
Tyndale (Matt. viii. 20).