Copy of `Princeton University - WordNet - a lexical database for the English language`

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Princeton University - WordNet - a lexical database for the English language Category: General Date & country: 27/01/2008, USA Words: 85192

Orycteropodidae
family Orycteropodidae noun aardvarks

Orycteropus
genus Orycteropus noun coextensive with the family Orycteropodidae

Oryctolagus
genus Oryctolagus noun Old World rabbits

oryx
noun large African antelope with long straight nearly upright horns

Oryza
genus Oryza noun rice

Oryzomys
genus Oryzomys noun rice rats

Oryzopsis
genus Oryzopsis noun rice grass

orzo
noun pasta shaped like pearls of barley; frequently prepared with lamb in Greek cuisine

Osage
noun the Dhegiha dialect spoken by the Osage

osage orange
bow wood noun small shrubby deciduous yellowwood tree of south central United States having spines, glossy dark green leaves and an inedible fruit that resembles an orange; its hard orange-colored wood used for bows by native Americans; frequently planted as boundary hedge

Osaka
noun port city on southern Honshu on Osaka Bay; a commercial and industrial center of Japan

Osaka Bay
noun a bay of the western Pacific in southern Honshu

Osasco
noun a city in southeastern Brazil; suburb of Sao Paulo

Osborne
John Osborne noun English playwright (1929-1994)

Oscan
noun an extinct Italic language of ancient southern Italy

Oscan-speaking
adjective able to communicate in Oscan

oscheocele
oscheocoele noun swelling of the scrotum

oscillation
vibration noun (physics) a regular periodic variation in value about a mean

oscillator
noun generator that produces sonic oscillations or alternating current

Oscillatoriaceae
family Oscillatoriaceae noun blue green algae

oscillatory
oscillating adjective having periodic vibrations

oscillogram
noun the recording produced by an oscillograph

oscillograph
noun a device for making a record of the wave forms of fluctuating voltages or currents

oscilloscope
scope 1 cathode-ray oscilloscope noun electronic equipment that provides visual images of varying electrical quantities

oscine
adjective of or relating to the songbirds

Oscines
suborder Oscines noun two names for the suborder of typical songbirds

oscitancy
oscitance noun drowsiness and dullness manifested by yawning

Osco-Umbrian
noun a group of dead languages of ancient Italy; they were displace by Latin

osculation
noun (mathematics) a contact of two curves (or two surfaces) at which they have a common tangent

Osiris
noun Egyptian god of the underworld and judge of the dead; husband and sister of Isis; father of Horus

Oslo
Christiania noun the capital and largest city of Norway; the country`s main port; located at the head of a fjord on Norway`s southern coast

Osman I
Othman I noun the conqueror of Turkey who founded the Ottoman Empire and the Ottoman dynasty that ruled Turkey after the 13th century; conquered most of Asia Minor and assumed the title of emir in 1299 (1259-1326)

Osmanthus
genus Osmanthus noun widely distributed genus of evergreen shrubs or trees of southern United States and Middle East and China and Japan

Osmeridae
family Osmeridae noun smelts

Osmerus
genus Osmerus noun type genus of the Osmeridae

osmiridium
iridosmine noun a hard and corrosion resistant mineral that is a natural alloy of osmium and iridium (usually containing small amounts of rhodium and platinum); used in needles and pen nibs etc.

osmium
Os noun a hard brittle blue-grey or blue-black metallic element that is one of the platinum metals; the heaviest metal known

osmoreceptor
noun sensory end organ that responds to changes in osmotic pressure

osmosis
noun diffusion of molecules through a semipermeable membrane from a place of higher concentration to a place of lower concentration until the concentration on both sides is equal

osmotic
adjective of or relating to osmosis; `osmotic pressure`

osmotic pressure
noun (physical chemistry) the pressure exerted by a solution necessary to prevent osmosis into that solution when it is separated from the pure solvent by a semipermeable membrane

osmotically
adverb by means of osmosis

Osmundaceae
family Osmundaceae noun large family of ferns widely distributed in temperate and tropical areas

osprey
fish hawk noun large harmless hawk found worldwide that feeds on fish and builds a bulky nest often occupied for years

osseous
osteal adjective composed of or containing bone; `osseous tissue`

Ossete
noun a northeastern Iranian language spoken in Russia

ossicle
bonelet noun a small bone; especially one in the middle ear

ossicular
ossiculate adjective pertaining to the ossicles in the middle ear

ossiferous
adjective containing bones (especially fossil bones); `ossiferous caves`

ossification
noun hardened conventionality

ossified
adjective changed into bone; hardened by deposits of mineral matter; `cartilages ossified with age`

osso buco
noun sliced veal knuckle or shin bone cooked with olive oil and wine and tomatoes and served with rice or vegetables

ossuary
noun any receptacle for the burial of human bones

Ostariophysi
order Ostariophysi noun in some classifications considered a superorder comprising the Cypriniformes and the Siluriformes

Osteichthyes
class Osteichthyes noun a class of fish having a skeleton composed of bone in addition to cartilage

osteitis
noun inflammation of a bone as a consequence of infection or trauma or degeneration

ostensible
ostensive adjective represented or appearing as such; pretended; `His ostensible purpose was charity, his real goal popularity`

ostensive
adjective manifestly demonstrative

ostensive definition
noun a definition that points out or exhibits instances of the term defined

ostentation
fanfare noun a gaudy outward display

ostentation
pomposity noun lack of elegance as a consequence of being pompous and puffed up with vanity

ostentatious
pretentious adjective of a display that is tawdry or vulgar

ostentatiously
showily adverb in an ostentatious manner; `Mr Khrushchev ostentatiously wooed and embraced Castro at the U.N. general assembly`

ostentatiousness
pomposity noun lack of elegance as a consequence of being pompous and puffed up with vanity

osteoarthritis
degenerative arthritis noun chronic breakdown of cartilage in the joints; the most common form of arthritis occurring usually after middle age

osteoblast
bone-forming cell noun a cell from which bone develops

osteoblastoma
noun benign tumor of bone and fibrous tissue; occurs in the vertebrae or femur or tibia or arm bones (especially in young adults)

osteochondroma
noun benign tumor containing both bone and cartilage; usually occurs near the end of a long bone

osteoclasis
noun treatment of a skeletal deformity by intentionally fracturing a bone

osteoclast
noun cell that functions in the breakdown and resorption of bone tissue

osteocyte
noun mature bone cell

osteodystrophy
noun defective bone development; usually attributable to renal disease or to disturbances in calcium and phosphorus metabolism

osteogenesis imperfecta
noun autosomal dominant disorder of connective tissue characterized by brittle bones that fracture easily

osteologist
osteologer noun an anatomist who is skilled is osteology

osteology
noun the branch of anatomy that studies the bones of the vertebrate skeleton

osteolysis
noun lysis of bone caused by disease or infection or inadequate blood supply

osteoma
noun a slow growing benign tumor of consisting of bone tissue; usually on the skull or mandible

osteomalacia
noun abnormal softening of bones caused by deficiencies of phosphorus or calcium or vitamin D

osteomyelitis
noun an inflammation of bone and bone marrow (usually caused by bacterial infection)

osteopath
osteopathist noun a therapist who manipulates the skeleton and muscles

osteopathy
noun therapy based on the assumption that restoring health is best accomplished by manipulating the skeleton and muscles

osteopetrosis
Albers-Schonberg disease noun an inherited disorder characterized by an increase in bone density; in severe forms the bone marrow cavity may be obliterated

osteophyte
noun small abnormal bony outgrowth

osteoporosis
noun abnormal loss of bony tissue resulting in fragile porous bones attributable to a lack of calcium; most common in postmenopausal women

osteosarcoma
osteogenic sarcoma noun malignant bone tumor; most common in children and young adults where it tends to affect the femur

osteosclerosis
noun abnormal hardening or eburnation of bone

osteostracan
cephalaspid noun extinct jawless fish of the Devonian with armored head

Osteostraci
suborder Osteostraci noun extinct group of armored fishlike vertebrates; taxonomy is not clear

osteotomy
noun surgical sectioning of bone

ostiarius
noun the lowest of the minor Holy Orders in the unreformed Western Church but now suppressed by the Roman Catholic Church

ostiary
noun the lowest of the minor Holy Orders in the unreformed Western Church but now suppressed by the Roman Catholic Church

ostinato
noun a musical phrase repeated over and over during a composition

ostiole
noun a small pore especially one in the reproductive bodies of certain algae and fungi through which spores pass

ostomy
noun surgical procedure that creates an artificial opening for the elimination of bodily wastes

Ostraciidae
family Ostraciidae noun boxfishes

ostracise
cast out verb expel from a community or group

ostracism
noun the act of excluding someone from society by general consent

ostracize
cast out verb expel from a community or group

Ostracoda
subclass Ostracoda noun seed shrimps

ostracoderm
noun extinct fishlike jawless vertebrate having a heavily armored body; of the Paleozoic