13-letter words containing a, m, i
- allophanamide — biuret.
- allotriomorph — (geology) A mineral that did not develop its otherwise typical external crystal form because of late crystallization between earlier formed crystals, typical of matrix minerals in rapidly crystallizing volcanic lavas and shallow igneous intrusions.
- almond willow — a deciduous shrub or small tree, Salix triandra, a species of willow native to Europe and W and Central Asia that has flowers which produce catkins and leaves similar in shape to those of the almond tree
- alpha emitter — a radioactive isotope that emits alpha particles
- alphabetiform — having similarities to letters of the alphabet
- alphanumerics — Plural form of alphanumeric.
- alstroemerias — Plural form of alstroemeria.
- alternativism — The rejection of a social normality through the pursuit of alternatives.
- aluminiferous — containing or yielding aluminium or alumina
- aluminography — algraphy.
- aluminothermy — a process for reducing metallic oxides using finely divided aluminium powder. The mixture of aluminium and the oxide is ignited, causing the aluminium to be oxidized and the metal oxide to be reduced to the metal
- aluminum book — (publication) Due to a technical screwup some printings of the second edition are actually what the author calls "yucky green". See also book titles.
- aluminum foil — silver paper
- aluminum soap — any of the salts formed by higher carboxylic acids and aluminum, as aluminum oleate, aluminum palmitate, and aluminum stearate.
- alumosilicate — (inorganic chemistry) The anion [AlSiO4]-1.
- alymphoplasia — (medicine) aplasia of the lymphoid tissue.
- amalgamations — Plural form of amalgamation.
- amateur night — an entertainment featuring amateur performers, often in competition for prizes.
- ambassadorial — Ambassadorial means belonging or relating to an ambassador.
- ambidexterity — ambidextrous ease, skill, or facility.
- ambidexterous — ambidextrous
- ambient music — a style of popular music which aims to create a relaxing atmosphere
- ambient noise — the level of the total noise in an area
- ambiguousness — open to or having several possible meanings or interpretations; equivocal: an ambiguous answer.
- ambimoustrous — able to use a computer mouse proficiently with either hand
- ambisexuality — the state of being ambisexual
- ambitiousness — having ambition; eagerly desirous of achieving or obtaining success, power, wealth, a specific goal, etc.: ambitious students.
- ambroise pare — Ambroise [ahn-brwaz] /ɑ̃ˈbrwaz/ (Show IPA), 1510–90, French surgeon.
- amenhotep iii — Greek name Amenophis. ?1411–?1375 bc, Egyptian pharaoh who expanded Egypt's influence by peaceful diplomacy and erected many famous buildings
- america's cup — an international yachting trophy, first won by the schooner America in 1851 and held as a challenge trophy by the New York Yacht Club until 1983
- american aloe — century plant
- american bond — a brickwork bond having a course of headers between five or six courses of stretchers.
- american curl — a breed of slender cat with curled-back ears and a plumed tail
- american fork — a town in central Utah.
- american plan — a hotel rate in which the charge includes meals
- american wake — an all-night farewell party for a person about to emigrate to America
- amicus curiae — a person not directly engaged in a case who advises the court
- amino radical — the univalent group, −NH 2 .
- aminoaciduria — the presence of amino acids in urine
- aminobenzoate — (organic chemistry) Any salt or ester of aminobenzoic acid.
- aminophylline — a derivative of theophylline that relaxes smooth muscle and is used mainly to dilate the airways in the treatment of asthma and emphysema
- aminothiazole — (chemistry) A heterocyclic amine, the starting point for synthesis of many compounds, sometimes used as a thyroid inhibitor in the treatment of hyperthyroidism.
- aminotriazole — a white, crystalline, soluble powder, NHNC(NH2)NCH, used for killing weeds or other undesired vegetation: a carcinogen
- amitriptyline — a tricyclic antidepressant drug. Formula: C20H23N
- amitryptyline — a drug with several uses, most commonly prescribed to treat depression
- ammonia clock — an atomic clock based on the frequency of inversion of the ammonia molecule
- ammonia water — ammonia (def 2).
- ammonium salt — any salt containing the NH 4 + ion, formed by the neutralization of ammonium hydroxide by an acid.
- amniocenteses — Plural form of amniocentesis.
- amniocentesis — If a pregnant woman has an amniocentesis, fluid is removed from her womb in order to check that her unborn baby is not affected by certain genetic disorders.