O — oa ob oc od oe of og oh oi ok ol om on oo op or os ot ou ov ow ox oy oz
or |ɔːr| — a state in northwestern United States on the Pacific
orach |ˈɔːrətʃ| — any of various herbaceous plants of the genus Atriplex that thrive in deserts and salt marshes
orache |ˈɒrətʃ| — any of various herbaceous plants of the genus Atriplex that thrive in deserts and salt marshes
oracle |ˈɔːrəkl| — an authoritative person who divines the future
oracular |əˈrækjələr| — obscurely prophetic
oral |ˈɔːrəl| — an examination conducted by spoken communication
orally |ˈɔːrəlɪ| — (of drugs) through the mouth rather than through injection; by mouth
orang |ˈɔːræŋ| — large long-armed ape of Borneo and Sumatra having arboreal habits
orang-outang |ɔːˌræŋətæn| — Dated form of orangutan.
orang-utan |əˈræŋ ətæn| — Alternative spelling of orangutan.
orange |ˈɔːrɪndʒ| — round yellow to orange fruit of any of several citrus trees
orange-blossom |ˈɒrɪndʒˌblɒsəm| — The white flower of the orange tree Citrus sinensis.
orange-peel |ˈɒrɪndʒpiːl| — (literally) The skin of an orange, including the pith.
orange-tip |ˈɒrɪndʒtɪp| — A white butterfly with orange tipped wings, Anthocharis cardamines, of the family Pieridae.
orangeade |ˌɔːrɪndʒˈeɪd| — sweetened beverage of diluted orange juice
Orangeman |ˈɔːrɪndʒmən| — a member of a society founded in Ireland in 1795 to uphold Protestantism and the British sovereign
orangery |ˈɔːrɪndʒərɪ| — a place where oranges are grown; a plantation of orange trees in warm climes or a greenhouse in cooler areas
orangoutang |ɔːˌræŋətæn| — Alternative spelling of orangutan.
orangutan |ɔːˌræŋətæn| — large long-armed ape of Borneo and Sumatra having arboreal habits
orate |ɔːrˈreɪt| — talk pompously
oration |ɔːˈreɪʃn| — an instance of oratory
orator |ˈɔːrətər| — a person who delivers a speech or oration
oratorical |ˌɔːrəˈtɔːrɪkl| — characteristic of an orator or oratory
oratorio |ˌɔːrəˈtɔːrɪəʊ| — a musical composition for voices and orchestra based on a religious text
oratorios |ˌɒrəˈtɔːrɪəʊz| — plural form of oratorio
oratory |ˈɔːrətɔːrɪ| — addressing an audience formally (usually a long and rhetorical address and often pompous)
orb |ɔːrb| — the ball-shaped capsule containing the vertebrate eye
orbed |ɔːbd| — Having the form of an orb; round; spherical.
orbicular |ɔːrˈbɪkjələr| — circular or nearly circular
orbit |ˈɔːrbɪt| — the (usually elliptical) path described by one celestial body in its revolution about another
orbital |ˈɔːrbɪtl| — of or relating to an orbit
orbiter |ˈɔːrbɪtər| — man-made equipment that orbits around the earth or the moon
orbiting |ˈɔːrbətɪŋ| — Present participle of orbit.
orchard |ˈɔːrtʃərd| — garden consisting of a small cultivated wood without undergrowth
orcharding |ɔːrtʃədiːŋ| — The growing of fruit in an orchard.
orchardman |ɔːrtʃədmən| — A man who owns or tends an orchard.
orchestra |ˈɔːrkɪstrə| — a musical organization consisting of a group of instrumentalists including string players
orchestral |ɔːrˈkestrəl| — relating to or composed for an orchestra
orchestrate |ˈɔːrkɪstreɪt| — write an orchestra score for
orchestration |ˌɔːrkˈstreɪʃn| — an arrangement of a piece of music for performance by an orchestra or band
orchestrion |ɔːrˈkestriːən| — (music) A mechanical multiple musical instrument designed to sound like an orchestra or band.
orchid |ˈɔːrkɪd| — any of numerous plants of the orchid family usually having flowers of unusual shapes and beautiful colors
orchidaceous |ˌɔːrkɪˈdeɪʃəs| — (botany) Of or pertaining to orchids.
orchil |ˈɔːrtʃɪl| — a purplish dye obtained from orchil lichens
orchis |ˈɔːrkɪs| — any of various deciduous terrestrial orchids having fleshy tubers and flowers in erect terminal racemes
ordain |ɔːrˈdeɪn| — order by virtue of superior authority; decree
ordained |ɔːrˈdeɪnd| — fixed or established especially by order or command
ordeal |ɔːrˈdiːl| — a severe or trying experience
order |ˈɔːrdər| — (often plural) a command given by a superior (e.g., a military or law enforcement officer) that must be obeyed
ordered |ˈɔːrdərd| — having a systematic arrangement; especially having elements succeeding in order according to rule
ordering |ˈɔːrdərɪŋ| — logical or comprehensible arrangement of separate elements
orderliness |ˈɔːrdərlɪnəs| — the quality of appreciating method and system
orderly |ˈɔːrdərlɪ| — a soldier who serves as an attendant to a superior officer
orders |ˈɔːrdərz| — plural form of order
ordinal |ˈɔːrdənl| — the number designating place in an ordered sequence
ordinance |ˈɔːrdɪnəns| — an authoritative rule
ordinarily |ˌɔːrdnˈerəlɪ| — under normal conditions
ordinariness |ˈɔːrdnrɪ| — the quality of being commonplace and ordinary
ordinary |ˈɔːrdnerɪ| — a judge of a probate court
ordination |ˌɔːrdnˈeɪʃn| — the status of being ordained to a sacred office
ordnance |ˈɔːrdnəns| — military supplies
ordonnance |ˈɔːdənəns| — (art) The disposition of the parts of any composition with regard to one another and the whole.
ordure |ˈɔːrdʒər| — solid excretory product evacuated from the bowels
ore |ɔːr| — a mineral that contains metal that is valuable enough to be mined
ore-dressing |ˈɔːˌdresɪŋ| — Any treatment of an ore used to concentrate its valuable constituents (minerals) into products (concentrate) of smaller bulk, and simultaneously to collect the worthless material (gangue) into discardable waste (tailings).
oread |ˈɔːriːæd| — (Greek mythology) one of the mountain nymphs
organ |ˈɔːrɡən| — a fully differentiated structural and functional unit in an animal that is specialized for some particular function
organ-grinder |ˈɔːrɡən ɡraɪndər| — a street musician who plays a hand organ or hurdy-gurdy
organdie |ˈɔːrɡəndɪ| — a sheer stiff muslin
organdy |ˈɔːrɡəndiː| — a sheer stiff muslin
organelle |ˌɔːɡəˈnel| — a specialized part of a cell; analogous to an organ
organic |ɔːrˈɡænɪk| — a fertilizer that is derived from animal or vegetable matter
organically |ɔːrˈɡænɪklɪ| — as an important constituent
organism |ˈɔːrɡənɪzəm| — a living thing that has (or can develop) the ability to act or function independently
organist |ˈɔːrɡənɪst| — a person who plays an organ
organization |ˌɔːrɡənəˈzeɪʃn| — a group of people who work together
organizational |ˌɔːrɡənəˈzeɪʃənl| — of or relating to an organization
organize |ˈɔːrɡənaɪz| — create (as an entity)
organized |ˈɔːrɡənaɪzd| — being a member of or formed into a labor union
organizer |ˈɔːrɡənaɪzər| — a person who brings order and organization to an enterprise
organizing |ˈɔːrɡəˌnaɪzɪŋ| — The act of rearranging elements following one or more rules.
organotherapy |ˌɔːrɡənəʊˈθerəpiː| — (medicine) The therapeutic use of the endocrine organs (glandular extracts) of animals
orgasm |ˈɔːrɡæzəm| — the moment of most intense pleasure in sexual intercourse
orgeat |ˈɔːrʒæt| — A sweet syrup made from sugar and almonds (originally barley) and rose water or orange flower water.
orgiastic |ˌɔːrdʒɪˈæstɪk| — used of frenzied sexual activity
orgy |ˈɔːrdʒɪ| — any act of immoderate indulgence
oriel |ˈɔːrɪəl| — a projecting bay window corbeled or cantilevered out from a wall
orient |ˈɔːrɪənt| — the countries of Asia
oriental |ˌɔːrɪˈentl| — denoting or characteristic of countries of the Far East
orientalism |ˌɔːrɪˈentəlɪzm| — the scholarly knowledge of Asian cultures and languages and people
orientalist |ˌɔːrɪˈentəlɪst| — a specialist in oriental subjects
orientalize |ˌɔːrɪˈentəlaɪz| — make oriental in character
orientate |ˈɔːrɪənteɪt| — determine one's position with reference to another point
orientation |ˌɔːrɪənˈteɪʃn| — the act of orienting
oriented |ˈɔːrɪˌentəd| — adjusted or located in relation to surroundings or circumstances; sometimes used in combination
orifice |ˈɔːrɪfɪs| — an aperture or hole that opens into a bodily cavity
oriflamme |ˈɒrɪflam| — an inspiring symbol or ideal that serves as a rallying point in a struggle
origanum |əˈrɪɡənəm| — any of various fragrant aromatic herbs of the genus Origanum used as seasonings
origin |ˈɔːrɪdʒɪn| — the place where something begins, where it springs into being
original |əˈrɪdʒənl| — an original creation (i.e., an audio recording) from which copies can be made
originality |əˌrɪdʒəˈnælətɪ| — the ability to think and act independently
originally |əˈrɪdʒənəlɪ| — in an original manner
originate |əˈrɪdʒɪneɪt| — come into existence; take on form or shape
originated |əˈrɪdʒəneɪtəd| — simple past tense and past participle of originate
origination |əˌrɪdʒəˈneɪʃən| — an event that is a beginning; a first part or stage of subsequent events
originative |əˈrɪdʒəneɪtɪv| — containing seeds of later development
originator |əˈrɪdʒɪneɪtər| — someone who creates new things
orinasal |ˌɔːriːˈneɪzəl| — a speech sound produced with both the oral and nasal passages open (as French nasal vowels)
oriole |ˈɔːrɪəʊl| — mostly tropical songbird; the male is usually bright orange and black
Orion |ɒˈraɪən| — (Greek mythology) a giant Boeotian hunter who pursued the Pleiades and was eventually slain by Artemis; was then placed in the sky as a constellation
orison |ˈɒrɪzən| — reverent petition to a deity
orlop |ˈɔːrlɑːp| — the fourth or lowest deck
orlop-deck |ˈɔːlɒpdek| — (nautical) An orlop, the lowest deck in a ship.
ormolu |ˈɔːrməluː| — brass that looks like gold; used to decorate furniture
ornament |ˈɔːrnəmənt| — something used to beautify
ornamental |ˌɔːrnəˈmentl| — any plant grown for its beauty or ornamental value
ornamentals — plural form of ornamental
ornamentation |ˌɔːrnəmenˈteɪʃn| — the state of being ornamented
ornamented |ˈɔːrnəˌmentəd| — simple past tense and past participle of ornament
ornate |ɔːrˈneɪt| — marked by elaborate rhetoric and elaborated with decorative details
ornithic |ɔːrˈnɪθɪk| — Of or pertaining to birds.
ornithological |ˌɔːrnəθəˈlɒdʒɪkəl| — of or relating to ornithology
ornithologist |ˌɔːrnɪˈθɑːlədʒɪst| — a zoologist who studies birds
ornithology |ˌɔːrnɪˈθɑːlədʒɪ| — the branch of zoology that studies birds
ornithorhynchus — type genus of the family Ornithorhynchidae
oro |ˈɔːrəʊ| — Forming compound terms with the sense of mouth.
orogenesis |ˌɔːrəʊˈdʒenɪsɪs| — (geology) The process of mountain formation by deformation of the Earth's crust. See also orogeny.
orogeny |ɔːˈrɑːdʒənɪ| — the process of mountain formation (especially by the upward displacement of the earth's crust)
orography |əʊˈrɑːɡrəfiː| — the science of mountains
oroide |ˈɔːrəʊɪd| — alloy of copper and tin and zinc; used in imitation gold jewelry
orotund |ˈɔːrətʌnd| — ostentatiously lofty in style
orotundity — The quality of being orotund.
orphan |ˈɔːrfn| — a child who has lost both parents
orphanage |ˈɔːrfənɪdʒ| — the condition of being a child without living parents
orphaned |ˈɔːrfənd| — deprived of parents by death or desertion
orphanhood |ˈɔːfənhʊd| — the condition of being a child without living parents
Orphean |ɑːrˈfiːən| — Of or pertaining to Orpheus, the mythical poet and musician.
Orpheus |ˈɔːrfɪəs| — (Greek mythology) a great musician; when his wife Eurydice died he went to Hades to get her back but failed
Orphic |ˈɔːrfɪk| — having an import not apparent to the senses nor obvious to the intelligence; beyond ordinary understanding
orpin |ˈɔːpɪn| — perennial northern temperate plant with toothed leaves and heads of small purplish-white flowers
orpine |ˈɔːrpɪn| — perennial northern temperate plant with toothed leaves and heads of small purplish-white flowers
Orpington |ˈɔːpɪŋtən| — English breed of large chickens with white skin
orrery |ˈɔːrərɪ| — planetarium consisting of an apparatus that illustrates the relative positions and motions of bodies in the solar system by rotation and revolution of balls moved by wheelwork; sometimes incorporated in a clock
orris |ˈɔːˌrɪs| — German iris having large white flowers with lavender-tinged falls and a fragrant rhizome
orrisroot |ˈɒrɪsruːt| — fragrant rootstock of various irises especially Florentine iris; used in perfumes and medicines
orthodox |ˈɔːrθədɑːks| — of or pertaining to or characteristic of Judaism
orthodoxy |ˈɔːrθədɑːksɪ| — the quality of being orthodox (especially in religion)
orthoepy |ɔːrˈθəʊəpiː| — the way a word or a language is customarily spoken
orthogenesis |ˌɔːrθəˈdʒenɪsɪs| — (biology) A series of similar mutations in successive generations, producing evolutionary change.
orthogonal |ɔːrˈθɒɡənəl| — not pertinent to the matter under consideration
orthographic |ˌɔːrθəˈɡræfɪk| — of or relating to or expressed in orthography
orthographical |ˌɔːrθəˈɡræfɪkəl| — Of, or relating to orthography; spelled correctly.
orthography |ɔːrˈθɑːɡrəfɪ| — a method of representing the sounds of a language by written or printed symbols
orthopaedic |ˌɔːrθəˈpiːdɪk| — of or relating to orthopedics
orthopaedics |ˌɔːrθəˈpiːdɪks| — the branch of medical science concerned with disorders or deformities of the spine and joints
orthopaedist |ˌɔːθəʊˈpiːdɪst| — a specialist in correcting deformities of the skeletal system (especially in children)
orthopedic |ˌɔːrθəˈpiːdɪk| — of or relating to orthopedics
orthopedics |ˌɔːrθəˈpɪdɪks| — the branch of medical science concerned with disorders or deformities of the spine and joints
orthopedist |ˌɔːrθəˈpiːdəst| — a specialist in correcting deformities of the skeletal system (especially in children)
orthopedy |ˈɔːθəʊpiːdɪ| — Archaic form of orthopedics.
orthoptic |ɔːrˈθɑːptɪk| — of or relating to normal binocular vision
orthosis |ɔːˈθəʊsɪs| — (medicine) A type of brace which either prevents, or assists movement of a limb or the spine
ortolan |ˈɔːrtələn| — brownish Old World bunting often eaten as a delicacy
oryx |ˈɔːrɪks| — large African antelope with long straight nearly upright horns