12-letter words containing a, n, k
- intake valve — a valve in the cylinder head of an internal-combustion engine that opens at the proper moment in the cycle to allow the fuel-air mixture to be drawn into the cylinder.
- isak dinesen — Isak [ee-sahk] /ˈi sɑk/ (Show IPA), (pen name of Baroness Karen Blixen) 1885–1962, Danish author.
- iskander bey — Scanderbeg.
- jack-a-dandy — dandy (def 1).
- jacket crown — a type of artificial, tooth-colored dental crown made of acrylic or porcelain
- jackson hole — a valley in NW Wyoming, near the Teton Range: wildlife preserve.
- jacksonville — a seaport in NE Florida, on the St. John's River.
- jailbreaking — Present participle of jailbreak.
- jaw-breaking — Informal. a word that is hard to pronounce.
- jenghis khan — Genghis Khan.
- jenghiz khan — Genghis Khan
- jickajogging — the act of moving in a jogging or rolling motion
- jodrell bank — site of a radio astronomy observatory (Nuffield Radio Astronomy Laboratories) in NE Cheshire, England, that operates a 250-foot (76-meter) radio telescope.
- john hancock — Herbert Jeffrey ("Herbie") born 1940, U.S. jazz pianist and composer.
- joking apart — seriously: said to recall a discussion to seriousness after there has been joking
- jumping jack — a toy consisting of a jointed figure that is made to jump, move, or dance by pulling a string or stick attached to it.
- jury-packing — the practice of contriving that the majority of those chosen for a jury will be persons likely to have partialities affecting a particular case.
- k'ang yu-wei — 1858–1927, Chinese scholar and reformer.
- k/t boundary — Cretaceous/Tertiary boundary: the time zone comprising the end of the Cretaceous and the beginning of the Tertiary periods
- kachina doll — a Hopi Indian doll carved from cottonwood root in representation of a kachina and given as a gift to a child or used as a household decoration.
- kaleidophone — an instrument, invented by Professor Charles Wheatstone (1802-1875), consisting of a light on a vibrating rod with a reflecting knob for exhibiting the effect of sound waves
- kalmar sound — a strait between SE Sweden and Öland Island. 85 miles (137 km) long; 14 miles (23 km) wide.
- kanchenjunga — a mountain in S Asia, between NE India and Nepal, in the E Himalayas: third highest in the world. 28,169 feet (8586 meters).
- kangaroo dog — an Australian breed of large rough-haired dog that resembles a greyhound and is bred to hunt kangaroos
- kangaroo paw — any plant of the Australian genus Anigozanthos, resembling a kangaroo's paw, esp the red-and-green flowered A. manglesii, which is the floral emblem of Western Australia: family Haemodoraceae
- kangaroo rat — any of various small jumping rodents of the family Heteromyidae, of Mexico and the western U.S.
- karnaugh map — A Karnaugh map is a pictorial method used to minimize Boolean expressions without having to use Boolean algebra theorems.
- karyokinesis — mitosis.
- karyokinetic — Of or pertaining to karyokinesis.
- karyomapping — a technique for determining whether an embryo has inherited a genetic defect by analysing DNA taken from it and its close relatives
- kath and kim — a personification of the White population of middle Australia
- katzenjammer — the discomfort and illness experienced as the aftereffects of excessive drinking; hangover.
- keep company — a number of individuals assembled or associated together; group of people.
- keep tabs on — a small flap, strap, loop, or similar appendage, as on a garment, used for pulling, hanging, or decoration.
- keitai tanka — a 31-syllable Japanese poem, composed and distributed using a mobile phone
- kelvin scale — William Thomson, 1st Baron, 1824–1907, English physicist and mathematician.
- kendal green — a coarse woolen cloth, green in color.
- keratinocyte — An epidermal cell that produces keratin.
- keratogenous — producing horn or a horny substance.
- keratohyalin — (biology) A protein structure found in granules in the stratum granulosum of the epidermis, which may be involved in keratinization, and in Hassall corpuscles in the thymus.
- keraunograph — an instrument for recording thunderstorms by detecting the radio waves generated
- ketoconazole — a synthetic substance, C 26 H 28 Cl 2 N 4 O 4 , used to treat a variety of fungal infections.
- khachaturian — Aram Ilich [ar-uh m il-yich;; Russian uh-rahm ee-lyeech] /ˈær əm ˈɪl yɪtʃ;; Russian ʌˈrɑm iˈlyitʃ/ (Show IPA), 1903–78, Armenian composer.
- kick against — If you kick against a situation you dislike but cannot control, you react against it in a violent, sudden, or extreme way.
- kim dae jung — 1925–2009, president of South Korea 1998–2003.
- kinaesthesia — kinesthesia.
- kinaesthesis — kinesthesia.
- kinaesthetic — Alternative form of kinesthetic.
- kinchinjunga — Kanchenjunga.
- kind hearted — having or showing sympathy or kindness: a kindhearted woman.