12-letter words containing n, o, a, i, r
- jordan river — Barbara Charline, 1936–96, U.S. politician.
- journalistic — of, relating to, or characteristic of journalists or journalism.
- junior class — the penultimate class in high school or college
- 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
- keratinocyte — An epidermal cell that produces keratin.
- 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.
- kinetography — a camera for taking pictures for a kinetoscope.
- king-of-arms — a title of certain of the principal heralds of England and certain other kingdoms empowered by their sovereigns to grant armorial bearings.
- kiteboarding — A sport in which participants ride a form of wakeboard or surfboard harnessed to a large kite which is controlled by the rider.
- kittikachorn — Thanom [thah-nom] /θɑˈnɒm/ (Show IPA), 1911–2004, Thai army officer and statesman: premier 1963–73.
- korsakoffian — relating to or suffering from Korsakoff's psychosis
- labia minora — female genitals: inner folds of skin
- labor-saving — A labor-saving device or idea makes it possible for you to do something with less effort than usual.
- laboratorian — a building, part of a building, or other place equipped to conduct scientific experiments, tests, investigations, etc., or to manufacture chemicals, medicines, or the like.
- labour pains — the pains felt during the contractions of childbirth
- laboursaving — reducing (human) effort, hard work, or labour
- lachrymation — the secretion of tears, especially in abnormal abundance.
- lactoprotein — any protein existing in milk.
- lake ontario — a province in S Canada, bordering on the Great Lakes. 412,582 sq. mi. (1,068,585 sq. km). Capital: Toronto.
- laminar flow — the flow of a viscous fluid in which particles of the fluid move in parallel layers, each of which has a constant velocity but is in motion relative to its neighboring layers.
- laterization — the weathering process by which rock is changed to laterite.
- leading role — prominent acting part
- leapfrogging — Present participle of leapfrog.
- lectionaries — Plural form of lectionary.
- legionnaires — Plural form of legionnaire.
- lepidopteran — lepidopterous.
- lever-action — (of a rifle) having a lever action.
- levorotation — Rotation in an anticlockwise direction, especially such rotation of the plane of polarized light.
- liberational — Relating to, or aiding, liberation; liberatory.
- liberty loan — any of the five bond issues of the U.S. government floated in World War I.
- lincoln park — a city in SE Michigan.
- linear logic — (theory) A logic invented by Girard in 1987 that can be used in proofs related to resource usage.
- linear motor — an electric motor in which a movable part moves in a straight line, with power being supplied by a varying magnetic field set up by a fixed part of the system, as a metal rail on the ground.
- linux loader — (operating system) (LILO) A boot loader for Linux. LILO does not depend on a specific file system, it can boot Linux kernel images from floppy disks and hard disks and can even boot other operating systems. One of up to sixteen differernt images can be selected at boot time. Various parameters, such as the root device, can be set independently for each kernel. LILO can even be used as the master boot record.
- lion's share — the largest part or share, especially a disproportionate portion: The eldest son received the lion's share of the estate.
- lion-hearted — exceptionally courageous or brave.
- lipoproteina — a plasma lipoprotein containing protein and cholesterol, high levels of which are associated with atherosclerosis.
- liverpolitan — a native or inhabitant of Liverpool
- load-bearing — bearing the weight that is carried by a structure
- loading ramp — a ramp that is used for loading a ship
- loan officer — a bank employee who helps would-be borrowers get a loan
- loansharking — the practice of lending money at excessive rates of interest.
- locoregional — Restricted to a localized region of the body.
- loganberries — Plural form of loganberry.
- lognormality — the condition of having a natural logarithm with normal distribution
- long-wearing — Something that is long-wearing is strong and well made so that it lasts for a long time and stays in good condition even though it is used a lot.
- longirostral — (of birds) having a long beak
- loriciferans — Plural form of loriciferan.