9-letter words containing r
- allograft — a tissue graft from a donor genetically unrelated to the recipient
- allograph — a document written by a person who is not a party to it
- allometry — the study of the growth of part of an organism in relation to the growth of the entire organism
- allomorph — any of the phonological representations of a single morpheme. For example, the final (s) and (z) sounds of bets and beds are allomorphs of the English noun-plural morpheme
- allopatry — the condition of existing in areas that are geographically separated from one another; esp the condition of genetically similar species which cannot interbreed because of this geographical separation
- allostery — the condition of a protein (such as an enzyme) in which the structure and activity of the enzyme are modified by the binding of a metabolic molecule at a site other than the chemically active one
- allotrope — any of two or more physical forms in which an element can exist
- allotropy — the existence of an element in two or more physical forms. The most common elements having this property are carbon, sulphur, and phosphorus
- allottery — an allotment or allocation
- allow for — If you allow for certain problems or expenses, you include some extra time or money in your planning so that you can deal with them if they occur.
- almodóvar — Pedro. born 1949, Spanish film director. His provocative black comedies include Women on the Verge of a Nervous Breakdown (1988), The Flower of My Secret (1995), Talk to Her (2002), Volver (2006), and The Skin I Live In (2011)
- almoravid — a member of a Muslim dynasty ruling in Spain and northern Africa from 1056 to 1147.
- almsgiver — a person who gives alms
- aloe vera — Aloe vera is a substance that contains vitamins and minerals and is often used in cosmetics. Aloe vera is also the name of the plant from which this substance is extracted.
- alpargata — a sandal
- alpenhorn — a long, powerful horn of wood or bark, with a cupped mouthpiece and a curved bell at opposite ends, used by Swiss herders and mountaineers.
- alpha ray — ionizing radiation consisting of a stream of alpha particles
- alphagram — The letters of a word, or any other set of letters, arranged into alphabetical order.
- alphasort — to arrange in alphabetical order
- alt-right — (in the US) a political movement whose supporters hold extreme right-wing views and reject mainstream politics
- altar boy — In the Roman Catholic church, an altar boy is a boy who helps the priest during Mass.
- altarwise — in the position of an altar
- altdorfer — Albrecht (ˈalbrɛçt). ?1480–?1538, German painter and engraver: one of the earliest landscape painters
- alter ego — Your alter ego is the other side of your personality from the one which people normally see.
- alterable — capable of being altered.
- alterably — In an alterable manner.
- altercate — to argue, esp heatedly; dispute
- alternant — alternating
- alternate — When you alternate two things, you keep using one then the other. When one thing alternates with another, the first regularly occurs after the other.
- althusser — Louis. 1918–90, French Marxist philosopher, author of For Marx (1965) and Reading Capital (1965): committed to a mental hospital (1981) after killing his wife
- altigraph — an instrument that measures altitude and records the measurements graphically
- altimeter — An altimeter is an instrument in an aircraft that shows the height of the aircraft above the ground.
- altimetre — (nonstandard, and, now, largely obsolete) Alternative form of altimeter.
- altimetry — the science of measuring altitudes, as with an altimeter
- altricial — (of the young of some species of birds after hatching) naked, blind, and dependent on the parents for food
- altruists — Plural form of altruist.
- alum rock — a town in W central California, near San Jose.
- alumroots — Plural form of alumroot.
- amaranths — Plural form of amaranth.
- amarantin — a protein contained within the amaranth seed
- amaritude — Bitterness.
- amaryllid — a plant of the amaryllis family
- amaryllis — an amaryllidaceous plant, Amaryllis belladonna, native to southern Africa and having large lily-like reddish or white flowers
- amaterasu — the Japanese Shinto goddess personifying the sun.
- amatorial — of or relating to lovers or lovemaking; expressive of love: amatory poems; an amatory look.
- amatorian — amatorial
- amaurosis — blindness, esp when occurring without observable damage to the eye
- amaurotic — partial or total loss of sight, especially in the absence of a gross lesion or injury.
- ambarella — Otaheite apple.
- amberfish — amberjack.