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Dictionary Suite
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ostentation a showy display to impress others.
ostentatious done or designed with the intention of impressing others and consequently overly showy or grandiose; pretentious.
osteo- bone.
osteoarthritis the most common form of arthritis, resulting from wear and tear on joints and usually occurring after middle age.
osteoblast a cell that develops into bone, as during healing.
osteology the study of the skeletal system.
osteoma a nonmalignant tumor of bony tissue.
osteomalacia softening of the bones caused by vitamin and mineral deficiencies, occurring esp. in pregnant women.
osteomyelitis inflammation of the bone or bone marrow, usu. caused by a pus-producing bacterium.
osteopathy a branch of medical treatment that is based chiefly on the manipulation of bones and muscles.
osteoporosis a condition of the bone characterized by porosity and brittleness, accompanied by pain, skeletal deformities, or decreased height, and occurring esp. in women past menopause.
osteosarcoma a cancerous tumor of the bone.
osteotomy surgical division or removal of a bone or part of a bone.
ostinato a brief melodic phrase repeated over and over by the same instrument, used esp. as an accompaniment to a soloist or an ensemble passage.
ostler variant of hostler.
ostmark formerly, the chief monetary unit of East Germany, equaling one hundred pfennigs; mark.
ostracism an exclusion or rejection, as from a social group. [2 definitions]
ostracize to exclude or shun, by general agreement of the group imposing the exclusion. [2 definitions]
ostrich any of several large, powerful, flightless African birds that run swiftly and have long, unfeathered legs and neck, and two toes on each foot. [2 definitions]
Ostrogoth any member of a tribe in East Goth that conquered and ruled Italy in the fifth century. (Cf. Visigoth.)
OTB abbreviation of "off-track betting."