12-letter words containing d, a, i
- antiperiodic — efficacious against recurring attacks of a disease
- antipredator — discouraging or protecting against predators
- antispending — opposed to excessive governmental spending
- antispinward — (often science fiction) In a rotating reference frame, against the direction of spin.
- aperiodicity — not periodic; irregular.
- aphrodisiacs — Plural form of aphrodisiac.
- apodeictical — Apodeictic.
- apostle bird — a gregarious grey-and-brown Australian nest-building bird, Struthidea cinerea
- apotheosized — Simple past tense and past participle of apotheosize.
- appendencies — attached or suspended; annexed.
- appendicitis — Appendicitis is an illness in which a person's appendix is infected and painful.
- appendicular — relating to an appendage or appendicle
- applied arts — arts that are put to practical use
- apprehending — Present participle of apprehend.
- appropriated — suitable or fitting for a particular purpose, person, occasion, etc.: an appropriate example; an appropriate dress.
- approximated — near or approaching a certain state, condition, goal, or standard.
- aramid fiber — a fiber having resistance to high temperatures and great strength, formed from an aramid and used in materials for bulletproof vests and radial tires.
- 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.
- archdioceses — Plural form of archdiocese.
- archiannelid — (zoology) Any member of the Archiannelida.
- arctic daisy — a daisy, Chrysanthemum arcticum, of arctic regions, having asterlike heads of white or lilac flowers.
- arfvedsonite — a type of hornblende with the composition Na3(Fe,Mg)4FeSi8O22(OH)2
- aria da capo — an operatic aria in three sections with the first and third sections alike and the middle section contrasting.
- arrival date — Your arrival date is the date that you are expected to come to a hotel or other location.
- arsenic acid — a white poisonous soluble crystalline solid used in the manufacture of arsenates and insecticides. Formula: H3AsO4
- arseniureted — combined with arsenic
- art director — a person responsible for the sets and costumes in a film
- arterialized — Simple past tense and past participle of arterialize.
- artiodactyle — (zoology) One of the Artiodactyla, a group of ungulates.
- artiodactyls — Plural form of artiodactyl.
- asclepiadean — of or relating to a type of classical verse line consisting of a spondee, two or three choriambs, and an iamb
- assassinated — Simple past tense and past participle of assassinate.
- astoundingly — capable of overwhelming with amazement; stunningly surprising.
- astrodynamic — Pertaining to astrodynamics.
- attitudinize — to adopt a pose or opinion for effect; strike an attitude
- attitudinous — (informal) Having a bold and possibly unfriendly attitude; sassy.
- auctioneered — Simple past tense and past participle of auctioneer.
- audio system — integrated equipment for producing amplified sound, as in a hi-fi or a mobile disco, or as a public-address system on stage
- audio-visual — Audio-visual equipment and materials involve both recorded sound and pictures.
- audiological — Of, or pertaining to, audiology, or the study of hearing.
- audiologists — Plural form of audiologist.
- audiovisuals — Plural form of audiovisual.
- auditorially — Anatomy, Physiology. pertaining to hearing, to the sense of hearing, or to the organs of hearing.
- austenitized — to form austenite in (a ferrous alloy) by heating.
- autoantibody — an antibody reacting with an antigen that is a part of the organism in which the antibody is formed
- autodiallers — Plural form of autodialler.
- autodidactic — a person who has learned a subject without the benefit of a teacher or formal education; a self-taught person.
- autoxidation — oxidation by exposure to atmospheric oxygen
- avoidability — The possibility of avoiding; the state or condition of being avoidable.