12-letter words containing a, d, r, e
- aeromedicine — the medical treatment of disorders associated with air or space travel
- aerosiderite — a meteorite which is composed mainly of iron
- aethelred ii — ("Ethelred the Unready") a.d. 968?–1016, king of England 978–1013, 1014–1016.
- affranchised — Simple past tense and past participle of affranchise.
- affrightedly — in a frightened or alarmed manner
- afrikanerdom — (in South Africa) Afrikaner nationalism based on pride in the Afrikaans language and culture, conservative Calvinism, and a sense of heritage as pioneers
- after-dinner — immediately following dinner: an after-dinner speech.
- agglomerated — gathered together into a cluster or mass.
- aggravatedly — In an aggravated manner.
- aide-memoire — An aide-memoire is something such as a list that you use to remind you of something.
- aids-related — caused by or associated with the AIDS virus
- air cylinder — a cylinder containing air, esp one fitted with a piston and used for damping purposes
- air disaster — a very serious air crash in which in a lot of people are killed or injured
- airfreighted — Simple past tense and past participle of airfreight.
- airport code — a three-letter abbreviation of the names of the world's major airports, used especially as an identifier for routing baggage.
- aldebaranium — (chemistry, obsolete) A rejected name for ytterbium.
- aldermanlike — resembling an alderman, esp in being pompous
- alexander ii — 1198–1249, king of Scotland (1214–49), son of William (the Lion)
- alexander iv — (Rinaldo Conti) died 1261, Italian ecclesiastic: pope 1254–61.
- alexander vi — original name Rodrigo Borgia. 1431–1503, pope (1492–1503): noted for his extravagance and immorality as well as for his patronage of the arts; father of Cesare and Lucrezia Borgia, with whom he is said to have committed incest
- alexanderson — Ernst F. W [urnst] /ɜrnst/ (Show IPA), 1878–1975, U.S. engineer and inventor.
- alexandretta — Iskenderun
- alexandrines — Plural form of alexandrine.
- alexandrinus — the Greek uncial codex, dating from the early 5th century a.d., originally containing the complete text of the Greek Old and New Testaments.
- alfred mahan — Alfred Thayer [they-er] /ˈθeɪ ər/ (Show IPA), 1840–1914, U.S. naval officer and writer on naval history.
- almond green — a yellowish-green colour
- ambassadress — a woman ambassador
- ambidextrous — Someone who is ambidextrous can use both their right hand and their left hand equally skilfully.
- ambrettolide — a colorless liquid, C 16 H 28 O 2 , having a strong musky odor, used as a fixative in the manufacture of perfume.
- americanized — If someone is Americanized, they do things in a way that is typical of the United States.
- anadyr range — Chukot Range
- andre fleury — André Hercule de [ahn-drey er-kyl duh] /ɑ̃ˈdreɪ ɛrˈkül də/ (Show IPA), 1653–1743, French cardinal and statesman.
- androcentric — having or regarding man or the male sex as central or primary
- androgenesis — a type of reproduction in insects and plants involving the development of an embryo that contains only paternal chromosomes
- androgenetic — related to androgenesis
- androgenized — Simple past tense and past participle of androgenize.
- androsterone — an androgenic steroid hormone produced in the testes. Formula: C19H30O2
- angst-ridden — characterized by a feeling of dread or anxiety
- animadverted — Simple past tense and past participle of animadvert.
- animadverter — a person who expresses his or her opinion without fear of criticism or rebuke
- antemeridian — before noon; in the morning
- anteprandial — before dinner
- antherozooid — Alternative form of antherozoid.
- antiandrogen — (steroid, pharmacology) Any substance that inhibits the release or the biological effects of an androgen.
- antideuteron — the antimatter counterpart to the deuteron.
- antidiuretic — (of a hormone, treatment, etc) acting on the kidneys to control water excretion
- antihydrogen — hydrogen in which the nucleus is an antiproton with an orbiting positron
- antiperiodic — efficacious against recurring attacks of a disease
- antipredator — discouraging or protecting against predators
- aperiodicity — not periodic; irregular.