12-letter words containing i, n, d, r
- 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.
- anthropodicy — An attempt, or argument attempting, to justify the existence of humanity as good (contrast theodicy).
- anthropoidal — Anthropoid.
- anti-radical — opposed to radicalism or radicals.
- antiandrogen — (steroid, pharmacology) Any substance that inhibits the release or the biological effects of an androgen.
- antidandruff — preventing or treating dandruff
- 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
- antispinward — (often science fiction) In a rotating reference frame, against the direction of spin.
- appendicular — relating to an appendage or appendicle
- apprehending — Present participle of apprehend.
- aran islands — a group of three islands in the Atlantic, off the W coast of the Republic of Ireland: Aranmore or Inishmore (the largest), Inishmaan, and Inisheer. Pop: 1280 (2002). Area: 46 sq km (18 sq miles)
- archdiocesan — Relating to an archdiocese.
- archiannelid — (zoology) Any member of the Archiannelida.
- arfvedsonite — a type of hornblende with the composition Na3(Fe,Mg)4FeSi8O22(OH)2
- arsenic acid — a white poisonous soluble crystalline solid used in the manufacture of arsenates and insecticides. Formula: H3AsO4
- arseniureted — combined with arsenic
- astrodynamic — Pertaining to astrodynamics.
- auctioneered — Simple past tense and past participle of auctioneer.
- award-winner — person or thing that wins an award
- baker island — an island in the central Pacific near the equator, belonging to the U.S. 1 sq. mi. (2.6 sq. km).
- baldwin park — city in SW Calif.: suburb of Los Angeles: pop. 76,000
- bandaranaike — Chandrika
- banderillero — a bullfighter's assistant who sticks banderillas into the bull
- bandjarmasin — Banjarmasin
- bandjermasin — a seaport on the S coast of Borneo, in Indonesia.
- barking deer — muntjac.
- barn dancing — the act of performing a progressive round country dance
- barodynamics — the branch of mechanics concerned with heavy structures
- bastard wing — a tuft of feathers attached to the first digit of a bird, distinct from the wing feathers attached to the other digits and the ulna
- bastardizing — Present participle of bastardize.
- bear in mind — to remember
- bearing down — to hold up; support: to bear the weight of the roof.
- beer drinker — a person who drinks beer
- begrudgingly — If you do something begrudgingly, you do it unwillingly.
- bendix drive — A Bendix drive is a drive consisting of a pinion wheel (= a gear with a small number of teeth) carried on a shaft. The shaft rotates, causing the pinion to move.
- bewilderment — Bewilderment is the feeling of being bewildered.
- beyond price — invaluable or priceless
- binary digit — either of the two digits 0 or 1, used in binary notation
- binder twine — a strong, coarse twine, as of sisal, used especially in binding sheaves of grain and bales of hay.
- bird colonel — a full colonel in the US Army
- bird fancier — a person who keeps, breeds, or sells birds