12-letter words containing op
- anthropotomy — the structure of the human body
- anti-strophe — the part of an ancient Greek choral ode answering a previous strophe, sung by the chorus when returning from left to right.
- anti-utopian — dystopia.
- antientropic — showing a tendency towards order
- antigropelos — waterproof leggings used to protect against mud
- antimonopoly — opposed to monopoly
- antique shop — a shop where antiques are sold
- antistrophes — Plural form of antistrophe.
- antistrophic — Of or pertaining to an antistrophe.
- antistrophon — an argument that is retorted against an opponent
- apeirophobia — The fear of infinity and/or of infinite things.
- aplacophoran — solenogaster.
- apostrophise — to address by apostrophe.
- apostrophize — to address an apostrophe to
- appropriable — that can be appropriated
- appropriated — suitable or fitting for a particular purpose, person, occasion, etc.: an appropriate example; an appropriate dress.
- appropriates — suitable or fitting for a particular purpose, person, occasion, etc.: an appropriate example; an appropriate dress.
- appropriator — suitable or fitting for a particular purpose, person, occasion, etc.: an appropriate example; an appropriate dress.
- arachnophobe — a person who is afraid of spiders
- archeopteryx — A specimen of the species Archaeopteryx lithographica, being the earliest and most primitive known bird, representing a transition in the evolution of dinosaurs to birds.
- arctophilist — a collector of teddy bears
- aristophanes — ?448–?380 bc, Greek comic dramatist, who satirized leading contemporary figures such as Socrates and Euripides. Eleven of his plays are extant, including The Clouds, The Frogs, The Birds, and Lysistrata
- aristophanic — 448?–385? b.c, Athenian comic dramatist.
- armored rope — rope made of wire-wrapped hempen strands that is used in salvage work.
- arsenopyrite — a white or grey metallic mineral consisting of a sulphide of iron and arsenic that forms monoclinic crystals with an orthorhombic shape: an ore of arsenic. Formula: FeAsS
- arteriopathy — Any disease of the arteries.
- arthropathic — disease of the joints.
- arthroplasty — surgical repair of a diseased joint
- arthroscopes — Plural form of arthroscope.
- arthroscopic — the use of an arthroscope to diagnose an injury to or disease of a joint or to perform minor surgery on a joint.
- astigmoscope — astigmatoscope.
- astrophysics — Astrophysics is the study of the physical and chemical structure of the stars, planets, and other natural objects in space.
- australopith — (archaeology, anthropology, paleonotology) Of or pertaining to the extinct hominid primates, of the genus Australopithecus, from the Pleistocene period.
- autoptically — in an autoptical manner
- azathioprine — a synthetic drug that suppresses the normal immune responses of the body and is administered orally during and after organ transplantation and also in certain types of autoimmune disease. Formula: C9H7N7O2S
- azophenylene — phenazine.
- back-stopped — a wall, wire screen, or the like, serving to prevent a ball from going too far beyond the normal playing area.
- backstopping — a wall, wire screen, or the like, serving to prevent a ball from going too far beyond the normal playing area.
- ballad opera — an opera consisting of popular tunes to which appropriate words have been set, interspersed with spoken dialogue
- band of hope — a society promoting lifelong abstention from alcohol among young people: founded in Britain in 1847
- barophoresis — the diffusion of suspended particles at a rate dependent on external forces
- bathmophobia — The fear of stairs and slopes.
- bathophilous — (of an organism) living in very deep water
- benzophenone — a white sweet-smelling crystalline solid used mainly in the manufacture of organic compounds and in perfume. Formula: C6H5COC6H5
- betting shop — A betting shop is a place where people can go to bet on something such as a horse race.
- bibliopegist — a bookbinder
- bibliophilic — pertaining to a bibliophile
- bibliophobia — an aversion to books
- bicycle shop — a shop that sells and usually repairs bicycles and bicycle parts
- biopesticide — a naturally occurring or derived substance or an organism that controls pests by nontoxic means