1. (Physiol.) Producing bone; as, osteoplastic cells.

2. (Med.) Of or pertaining to the replacement of bone; as, an

osteoplastic operation.

Os"te*o*plas`ty (?), n. [Osteo- + -plasty.] (Med.) An operation or

process by which the total or partial loss of a bone is remedied.

Dunglison.

Os`te*op`ter*yg"i*ous (?), a. [Osteo- Gr. &?; a fin.] (Zoöl.) Having

bones in the fins, as certain fishes.

||Os`te*o*sar*co"ma (?), n.; pl. Osteosarcomata (#). [NL. See Osteo-,

||and sarcoma.] (Med.) A tumor having the structure of a sacroma in

||which there is a deposit of bone; sarcoma connected with bone.

Os"te*o*tome (?), n. [Osteo- + Gr. &?;.] (Surg.) Strong nippers or a

chisel for dividing bone.

Os`te*ot"o*mist (?), n. One skilled in osteotomy.

Os`te*ot"o*my (?), n. 1. The dissection or anatomy of bones; osteology.

2. (Surg.) The operation of dividing a bone or of cutting a piece out

of it, -- done to remedy deformity, etc.

||Os`te*o*zo"a (?), n. pl. [NL., fr. Gr. &?; a bone + zo^,on an

||animal.] (Zoöl.) Same as Vertebrata.

Os"ti*a*ry (?), n.; pl. -ries (#). [L. ostium door, entrance. See

Usher.] 1. The mouth of a river; an estuary. [R.] Sir T. Browne.

2. One who keeps the door, especially the door of a church; a porter.

N. Bacon.

Os"tic (?), a. [From North American Indian oshtegwon a head.]

Pertaining to, or applied to, the language of the Tuscaroras, Iroquois,

Wyandots, Winnebagoes, and a part of the Sioux Indians. Schoolcraft.

Os"ti*ole (?), n. [L. ostiolum a little door, dim. of ostium a door:

cf. F. ostiole.] (Bot.) (a) The exterior opening of a stomate. See

Stomate. (b) Any small orifice.

||Os*ti"tis (?), n. [NL.] (Med.) See Osteitis.

||Os"ti*um (?), n.; pl. Ostia (#). [L.] (Anat.) An opening; a passage.

Ost"ler (?), n. See Hostler.

Ost"ler*ess, n. A female ostler. [R.] Tennyson.

The Gutenberg Webster's Unabridged Dictionary: Section M, N, and O · 第 1938 / 2147 题