14-letter words containing a, r, o, h
- northern canoe — a large, heavy canoe used to transport supplies.
- northern dvina — Also called Western Dvina. Latvian Daugava. a river rising in the Valdai Hills in the W Russian Federation, flowing W through Byelorussia (Belarus) and Latvia to the Baltic Sea at Riga. About 640 miles (1030) long.
- northumberland — a county in NE England. 1943 sq. mi. (5030 sq. km).
- northwestwards — northwestward.
- notched collar — a collar forming a notch with the lapels of a garment at the seam where collar and lapels join.
- oceanic trench — a long narrow steep-sided depression in the earth's oceanic crust, usually lying above a subduction zone
- oceanographers — Plural form of oceanographer.
- ockham's razor — Occam's razor.
- oehlenschläger — Adam Gottlob (ˈadam ˈɡɔtlɔp). 1779–1850, Danish romantic poet and dramatist
- off the charts — a sheet exhibiting information in tabular form.
- off the shears — (of a sheep) newly shorn
- oligomenorrhea — abnormally infrequent menstruation.
- omphalocentric — Overly introspective and inclined to navel-gazing.
- on the average — a quantity, rating, or the like that represents or approximates an arithmetic mean: Her golf average is in the 90s. My average in science has gone from B to C this semester.
- on the part of — a portion or division of a whole that is separate or distinct; piece, fragment, fraction, or section; constituent: the rear part of the house; to glue the two parts together.
- on the rampage — behaving violently or destructively
- on the surface — to all appearances
- on the upgrade — improving or progressing, as in importance, status, health, etc
- on the warpath — the path or course taken by American Indians on a warlike expedition.
- onchocerciasis — an infestation with filarial worms of the genus Onchocerca, common in tropical America and Africa, transmitted by black flies, and characterized by nodules under the skin, an itchy rash, eye lesions, and in severe cases, elephantiasis.
- one-horse race — if a contest is described as a one-horse race, it is thought that one person or thing will definitely win it
- open deathtrap — (abuse) An abusive hackerism for the Santa Cruz Operation's Open DeskTop. The funniest part is that this was coined by SCO's own developers. Compare AIDX, Macintrash Nominal Semidestructor, ScumOS, sun-stools, HP-SUX.
- operating cash — the amount of cash or money that a business generates
- ophthalmometer — an instrument for measuring the reflection of an image on the surface of the cornea and other capacities of the eye, used chiefly for determining the presence and degree of astigmatism.
- ophthalmometry — the measurement and determination of the eye's defects and powers of refraction
- opisthobranchs — Plural form of opisthobranch.
- opisthographic — written on the front and back of a parchment or papyrus
- or thereabouts — You add or thereabouts after a number or date to indicate that it is approximate.
- orchard oriole — a North American oriole, Icterus spurius, the male of which is chestnut and black.
- orchestrations — Plural form of orchestration.
- ordinary share — British. a share of common stock.
- organochlorine — Any of a large group of pesticides and other synthetic organic compounds with chlorinated aromatic molecules.
- ornithischians — Plural form of ornithischian.
- ornithological — the branch of zoology that deals with birds.
- orobanchaceous — belonging to the Orobanchaceae, the broomrape family of plants.
- orphan process — (operating system) A Unix process whose original parent has terminated and which has become a child of "init(1)". Compare zombie.
- orphans' court — a probate court in certain U.S. states.
- orthochromatic — representing correctly the relations of colors as found in a subject; isochromatic.
- orthographical — Of, or relating to orthography; spelled correctly.
- orthomolecular — being or pertaining to the treatment of disease by increasing, decreasing, or otherwise controlling the intake of natural substances, especially vitamins. Compare megavitamin (def 1).
- orthonormalize — (mathematics) To make a set of vectors both orthogonal and normalized.
- orthophosphate — a salt or ester of orthophosphoric acid, or any compound containing the trivalent group −PO 4 .
- oscillographic — Of or pertaining to an oscillograph.
- osteoarthritic — Affected with osteoarthritis.
- osteoarthritis — the most common form of arthritis, usually occurring after middle age, marked by chronic breakdown of cartilage in the joints leading to pain, stiffness, and swelling.
- osteoarthroses — chronic, noninflammatory arthritis.
- osteoarthrosis — chronic, noninflammatory arthritis.
- osteochondroma — (medicine) A benign tumor consisting of bone or cartilage.
- out of the ark — very old; out of date
- over sb's head — If someone does something over another person's head, they do it without asking them or discussing it with them, especially when they should do so because the other person is in a position of authority.