14-letter words containing h, o, t, a
- opisthoglossal — (of the tongues of amphibians) attached at the front as opposed to the rear
- opisthographic — written on the front and back of a parchment or papyrus
- opthalmologist — Misspelling of ophthalmologist.
- or thereabouts — You add or thereabouts after a number or date to indicate that it is approximate.
- orchestrations — Plural form of orchestration.
- ornithischians — Plural form of ornithischian.
- ornithological — the branch of zoology that deals with birds.
- 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 .
- 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.
- otaheite apple — a Society Islands tree, Spondias cytherea, of the cashew family, having whitish flowers and yellow, edible, plumlike fruit.
- out of fashion — no longer popular
- out of the ark — very old; out of date
- out of the way — remote from much-traveled, frequented, or populous regions; secluded: an out-of-the-way inn up in the hills.
- out-of-the-way — remote from much-traveled, frequented, or populous regions; secluded: an out-of-the-way inn up in the hills.
- outlandishness — The quality of being outlandish.
- outside chance — a slight chance or likelihood
- overenthusiasm — absorbing or controlling possession of the mind by any interest or pursuit; lively interest: He shows marked enthusiasm for his studies.
- overhead light — a light which throws light downwards by being situated on the ceiling or having a downward shade, etc
- overnight stay — in hospital or hotel
- owlet nightjar — any of several birds of the family Aegothelidae, of Australia and Papua New Guinea, related to the nightjars but resembling small owls.
- ownership flat — a flat owned by the occupier
- pachydermatous — of, relating to, or characteristic of pachyderms.
- paint the town — a substance composed of solid coloring matter suspended in a liquid medium and applied as a protective or decorative coating to various surfaces, or to canvas or other materials in producing a work of art.
- palaeanthropic — relating to or denoting the earliest variety of man
- palaeethnology — the study of prehistoric man
- paleoanthropic — pertaining to prehistoric humans.
- paleontography — the formal description of fossils
- parallel forth — Forth For the MPP.
- parchment worm — any of several polychaete worms of the genus Chaetopterus that secrete and live in a U -shaped, parchmentlike tube.
- parenchymatous — Botany. the fundamental tissue of plants, composed of thin-walled cells able to divide.
- parrot-fashion — If you learn or repeat something parrot-fashion, you do it accurately but without really understanding what it means.
- part of speech — any of the classes into which words in some languages, as Latin and English, have traditionally been divided on the basis of their meaning, form, or syntactic function, as, in English, noun, pronoun, verb, adverb, adjective, preposition, conjunction, and interjection.
- passport photo — image on identity document
- patch together — assemble roughly
- pathologically — of or relating to pathology.
- perhydrogenate — to hydrogenate as completely as possible.
- permanent echo — a radar signal reflected to a radar station on the ground by a building or other fixed object.
- petrochemicals — substances, such as acetone or ethanol, obtained from petroleum or natural gas
- phallocentrism — a doctrine or belief centered on the phallus, especially a belief in the superiority of the male sex.
- phantasmagoria — a shifting series of phantasms, illusions, or deceptive appearances, as in a dream or as created by the imagination.
- phantasmagoric — having a fantastic or deceptive appearance, as something in a dream or created by the imagination.