12-letter words containing o, s, t, r
- ambisextrous — Informal. sexually attracted to both sexes; bisexual. used by or suitable for either sex; unisex: ambisextrous hair styles.
- ambulatories — Plural form of ambulatory.
- amentiferous — bearing aments
- among others — used to indicate that there are several more people like the one or ones mentioned, but that you do not intend to mention them all
- amortisation — Alternative spelling of amortization.
- amphitropous — (of a plant ovule) partially inverted so that the base and the micropyle at the apex are the same distance from the funicle
- an iron fist — a cruel and unyielding attitude or approach
- anachronists — Plural form of anachronist.
- and so forth — and so on; and other such things; et cetera
- androsterone — an androgenic steroid hormone produced in the testes. Formula: C19H30O2
- anemotropism — orientation in response to a current of air.
- animatronics — a branch of film and theatre technology that combines traditional puppetry techniques with electronics to create lifelike animated effects
- anisothermal — (thermodynamics) Of or pertaining to a system that is not in thermal equilibrium, that does not have a single fixed temperature.
- anisotropies — Plural form of anisotropy.
- anisotropism — the state of being anisotropic
- annunciators — Plural form of annunciator.
- anorthoclase — a variety of microcline, rich in sodium and sometimes having a play of color: sometimes considered a variety of orthoclase.
- anorthositic — resembling or consisting of anorthosite
- anotherguess — of a different type or kind; different
- ansate cross — ankh
- anteriorness — The state or quality of being anterior.
- anthocarpous — resembling or pertaining to an anthocarp
- anthologiser — Alternative spelling of anthologizer.
- anti-strophe — the part of an ancient Greek choral ode answering a previous strophe, sung by the chorus when returning from left to right.
- anticonsumer — opposed to consumerism
- antiestrogen — any of several major female sex hormones produced primarily by the ovarian follicles of female mammals, capable of inducing estrus, developing and maintaining secondary female sex characteristics, and preparing the uterus for the reception of a fertilized egg: used, especially in synthetic form, as a component of oral contraceptives, in certain cancer treatments, and in other therapies.
- antigropelos — waterproof leggings used to protect against mud
- antineutrons — Plural form of antineutron.
- antiroyalism — Opposition to royals or royalism.
- antiroyalist — opposed to the monarchy
- antistrophes — Plural form of antistrophe.
- antistrophic — Of or pertaining to an antistrophe.
- antistrophon — an argument that is retorted against an opponent
- anton sailer — Anton [ahn-tohn] /ˈɑn toʊn/ (Show IPA), ("Toni") 1935–2009, Austrian skier.
- aphoristical — Alternative form of aphoristic.
- apostle bird — a gregarious grey-and-brown Australian nest-building bird, Struthidea cinerea
- apostrophise — to address by apostrophe.
- apostrophize — to address an apostrophe to
- apothecaries — Plural form of apothecary.
- appreciators — to be grateful or thankful for: They appreciated his thoughtfulness.
- approbations — approval; commendation.
- appropriates — suitable or fitting for a particular purpose, person, occasion, etc.: an appropriate example; an appropriate dress.
- approximates — near or approaching a certain state, condition, goal, or standard.
- apron string — a string for tying an apron on
- araeosystyle — (of columned buildings) having an alternately very wide and very narrow intercolumniation
- arbitrations — Plural form of arbitration.
- arc cosecant — the angle, measured in radians, that has a cosecant equal to a given number. Symbol: csc −1. Abbreviation: arc csc;
- arch support — a rigid support placed inside a shoe so that its molded form fits the arch of the foot and relieves strain on the muscles of the foot while walking, standing, etc.
- archenterons — Plural form of archenteron.
- archeologist — archaeology.