12-letter words containing i, r, a
- alkali grass — a plant, Zigadenus elegans, of central and western North America, having tough, wiry, bluish-green leaves and greenish flowers.
- alkalimeters — Plural form of alkalimeter.
- alkaptonuria — excessive excretion of homogentisic acid in the urine, caused by a hereditary abnormality of the metabolism of tyrosine and phenylalanine.
- all-american — If you describe someone as an all-American boy or girl, you mean that they seem to have all the typical qualities that are valued by ordinary Americans, such as good looks and love of their country.
- allegoristic — writing or using allegory; interpreting in an allegorical sense.
- allegorizing — Present participle of allegorize.
- allegrissimo — (music) A direction in musical notation indicating that the musical piece should be played very fast and lively.
- allergically — In an allergic manner; because of allergies.
- alliteration — Alliteration is the use in speech or writing of several words close together which all begin with the same letter or sound.
- alliterative — Alliterative means relating to or connected with alliteration.
- allomorphism — variation in the crystalline form of a chemical compound
- allotropical — (chemistry, rare) Of or pertaining to an element that exhibits allotropy.
- alluringness — The state or quality of being alluring.
- alphabetiser — Non-Oxford British standard spelling of alphabetizer.
- alphabetizer — to put or arrange in alphabetical order.
- alphamerical — relating to alphanumeric characters
- alphanumeric — (of a character set, code, or file of data) consisting of alphabetical and numerical symbols
- alphaviruses — Plural form of alphavirus.
- alstroemeria — any plant of the tuberous perennial liliaceous genus Alstroemeria, originally S American, grown for their brightly coloured orchid-like flowers
- alterability — capable of being altered.
- 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-relievo — high relief
- alto-rilievo — alto-relievo
- amateurishly — In an amateurish or nonprofessional manner.
- amazon river — a river in N South America, flowing E from the Peruvian Andes through N Brazil to the Atlantic Ocean: the largest river in the world in volume of water carried. 3900 miles (6280 km) long.
- 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.
- ambrettolide — a colorless liquid, C 16 H 28 O 2 , having a strong musky odor, used as a fixative in the manufacture of perfume.
- ambulatories — Plural form of ambulatory.
- ambulatorily — By or in terms of walking.
- ameliorating — Present participle of ameliorate.
- amelioration — the act or an instance of ameliorating or the state of being ameliorated
- ameliorative — Able to repair or ameliorate.
- amelioratory — tending to ameliorate
- amenorrhoeic — absence of the menses.
- amentiferous — bearing aments
- american elk — elk (def 2).
- american elm — an elm, Ulmus americana, of North America, cultivated for shade and ornament: state tree of Massachusetts, Nebraska, and North Dakota.
- american ivy — a vitaceous woody vine, Parthenocissus quinquefolia, of North America, having tendrils with adhesive tips, bluish-black berry-like fruits, and compound leaves that turn red in autumn: widely planted for ornament
- american rig — a rig for drilling oil and gas wells by using a chisel bit dropped from a considerable height.
- americanisms — a custom, trait, belief, etc., peculiar to the United States of America or its citizens.
- americanized — If someone is Americanized, they do things in a way that is typical of the United States.
- americanness — of or relating to the United States of America or its inhabitants: an American citizen.
- amethopterin — (now rare) Methotrexate.
- aminobutyric — (organic chemistry) Of or pertaining to any of several isomeric univalent radicals in which a hydrogen atom of a butyric radical is replaced by an amino group.
- amor patriae — love of one's country; patriotism