Osprey, os′prā, n. the fish-hawk, a species of eagle very common on the coast of North America. [Corr. from ossifrage, which see.]
Osseous, os′ē-us, adj. bony: composed of, or resembling, bone: of the nature or structure of bone.—ns. Ossā′rium, an ossuary; Oss′ēin, the organic basis of bone; Oss′elet, a hard substance growing on the inside of a horse's knee; Oss′icle, a small bone.—adjs. Ossif′erous, producing bone: (geol.) containing bones; Ossif′ic.—n. Ossificā′tion, the process or state of being changed into a bony substance.—v.t. Oss′ify, to make into bone or into a bone-like substance.—v.i. to become bone:—pa.p. oss′ified.—adj. Ossiv′orous, devouring or feeding on bones.—ns. Os′teoblast, a cell concerned in the formation of bone; Os′teoclast, an apparatus for fracturing bones; Osteocol′la, a deposited carbonate of lime encrusted on the roots and stems of plants; Osteoden′tine, one of the varieties of dentine, resembling bone; Osteogen′esis, the formation or growth of bone—also Osteog′eny; Osteog′rapher; Osteog′raphy, description of bones.—adj. Os′teoid, like bone: having the appearance of bone.—ns. Osteol′epis, a genus of fossil ganoid fishes peculiar to the Old Red Sandstone, so called from the bony appearance of their scales; Osteol′oger, Osteol′ogist, one versed in osteology.—adjs. Osteolog′ic, -al, pertaining to osteology.—adv. Osteolog′ically.—ns. Osteol′ogy, the science of the bones, that part of anatomy which treats of the bones; Osteomalā′cia, a disease in which the earthy salts disappear from the bones, which become soft and misshapen; Os′teophyte, an abnormal bony outgrowth.—adjs. Osteophyt′ic; Osteoplast′ic.—ns. Os′teoplasty, a plastic operation by which a loss of bone is remedied; Osteosarcō′ma, a tumour composed of intermingled bony and sarcomatous tissue; Os′teotome (surg.), a saw-like instrument for cutting bones; Osteot′omy, the division of, or incision into, a bone; Ostī′tis, inflammation of bone. [L. osseus—os, ossis, bone; Gr. osteon, bone.]
Ossianic, os-i-an′ik, adj. pertaining to Ossian or the poems dubiously attributed to him.
Ossifrage, os′i-frāj, n. the sea or bald eagle, common in the United States: (B.) the bearded vulture, the largest of European birds. [L. ossifragus, breaking bones—os, frag, root of frangĕre, fractum, to break.]
Ossuary, os′ū-ar-i, n. a place where the bones of the dead are deposited: a charnel-house. [L. ossuarium, a charnel-house—os, a bone.]
Ostensible, os-tens′i-bl, adj. that may be shown: declared: put forth as real: apparent.—n. Ostensibil′ity.—adv. Ostens′ibly.—adj. Ostens′ive, showing: exhibiting.—adv. Ostens′ively.—ns. Osten′sory, a monstrance; Os′tent (Shak.), appearance, manner: token: portent, prodigy; Ostentā′tion, act of making a display: ambitious display: display to draw attention or admiration: boasting.—adj. Ostentā′tious, given to show: fond of self-display: intended for display.—adv. Ostentā′tiously.—n. Ostentā′tiousness. [L. ostendĕre, ostensum, to show.]
Ostiary, os′ti-ar-i, n. the doorkeeper of a church.
Ostium, os′ti-um, n. an opening: the mouth of a river.—n. Ostiō′le, a small orifice.—adjs. Os′tiolar; Os′tiolāte, furnished with an ostiole. [L.]
Ostler, os′lėr. Same as Hostler.
Ostmen, ost′men. n.pl. the Danish settlers in Ireland.