12-letter words containing t, s, r, a
- afforestable — having the capacity to be turned into forest
- aforestation — Alternative spelling of afforestation.
- afro-asiatic — a family of languages of SW Asia and N Africa, consisting of the Semitic, ancient Egyptian, Berber, Cushitic, and Chadic subfamilies
- afro-british — of or relating to British people of African descent
- afrocentrism — centered on Africa or on African-derived cultures, as those of Brazil, Cuba, and Haiti: Afrocentric art.
- after a sort — to some extent
- after-school — After-school activities are those that are organized for children in the afternoon or evening after they have finished school.
- afterburners — Plural form of afterburner.
- aftereffects — Plural form of aftereffect.
- agglomerates — Third-person singular simple present indicative form of agglomerate.
- aggravations — Plural form of aggravation.
- aggregations — Plural form of aggregation.
- aggressivity — the state or quality of being aggressive
- aggrupations — Plural form of aggrupation.
- agriproducts — Plural form of agriproduct.
- agroforester — a person who carries out agroforestry
- agroforestry — a method of farming integrating herbaceous and tree crops
- agroindustry — an activity combining agriculture and industry
- aids-related — caused by or associated with the AIDS virus
- air disaster — a very serious air crash in which in a lot of people are killed or injured
- air mattress — an inflatable mattress or pad, as of plastic or rubber, used for camping, as an extra bed, etc.
- air ministry — (in England) the department of government administering all civil and military matters concerning aviation.
- airbrush out — to remove evidence of (someone or something from photographs, books, or history)
- aircraftsman — a person holding the rank of noncommissioned officer in the RAF.
- airtightness — the quality of being airtight
- alan shugart — Alan F. Shugart
- alant starch — inulin.
- alarm system — a set of electronic devices that trigger an alarm
- albert speer — Albert [al-bert;; German ahl-bert] /ˈæl bərt;; German ˈɑl bɛrt/ (Show IPA), 1905–81, German Nazi leader: appointed by Hitler as official Nazi architect.
- alberti bass — a reiterated broken-chord figure used as an accompaniment, especially in 18th-century rococo keyboard music.
- algesiometer — an instrument for determining the sensitiveness of the skin to a painful stimulus.
- alkalimeters — Plural form of alkalimeter.
- allegoristic — writing or using allegory; interpreting in an allegorical sense.
- alphabetiser — Non-Oxford British standard spelling of alphabetizer.
- alstroemeria — any plant of the tuberous perennial liliaceous genus Alstroemeria, originally S American, grown for their brightly coloured orchid-like flowers
- altar server — server (def 5).
- altercations — Plural form of altercation.
- alternations — Plural form of alternation.
- alternatives — a choice limited to one of two or more possibilities, as of things, propositions, or courses of action, the selection of which precludes any other possibility: You have the alternative of riding or walking.
- alto-stratus — a cloud of a class characterized by a generally uniform gray sheet or layer, lighter in color than nimbostratus and darker than cirrostratus: of medium altitude, about 8000–20,000 feet (2450–6100 meters).
- alton towers — a 19th-century Gothic Revival mansion with extensive gardens in NW central England, in Staffordshire: site of a large amusement park
- amateurishly — In an amateurish or nonprofessional manner.
- ambartsumian — Viktor A(mazaspovich). 1908–96, Armenian astrophysicist, renowned for his description of radio sources as explosions in the core of galaxies
- ambidextrous — Someone who is ambidextrous can use both their right hand and their left hand equally skilfully.
- ambisextrous — Informal. sexually attracted to both sexes; bisexual. used by or suitable for either sex; unisex: ambisextrous hair styles.
- ambisinister — clumsy or unskillful with both hands.
- 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.