16-letter words containing a, s, i
- adjective clause — a relative clause that modifies a noun or pronoun, as the clause that I told you about in This is the book that I told you about and who saw us in It was she who saw us.
- adjective phrase — An adjective phrase or adjectival phrase is a group of words based on an adjective, such as 'very nice' or 'interested in football.' An adjective phrase can also consist simply of an adjective.
- adjustable-pitch — (of a marine or aircraft propeller) having blades whose pitch can be changed while the propeller is stationary, chiefly to suit various conditions of navigation or flight.
- administrational — the management of any office, business, or organization; direction.
- administratively — pertaining to administration; executive: administrative ability.
- administratrices — Plural form of administratrix.
- adventitiousness — The degree to which a thing is adventitious.
- adverbial phrase — a group of two or more words that function together as an adverb, as the phrase in a minute in I'll be with you in a minute.
- advice columnist — An advice columnist is a person who writes a column in a newspaper or magazine in which they reply to readers who have written to them for advice on their personal problems.
- advisory opinion — an opinion given by a court on a case that does not settle the case but sets out the court's view of how the law or the constitution would apply to that case
- advisory teacher — a teacher who visits schools to advise teachers on curriculum developments within a particular subject area
- aeolian deposits — sediments, such as loess, made up of windblown grains of sand or dust
- aerotherapeutics — the treatment of disease by the use of air, esp. by exposing patients to changes in atmospheric pressure
- aesthetic labour — workers employed by a company for their appearance or accent, with the aim of promoting the company's image
- aestheticisation — Act or process of aestheticising.
- aestheticization — Alternative form of aestheticisation.
- affectionateness — The state or quality of being affectionate.
- affluent society — a society in which the material benefits of prosperity are widely available
- against all odds — If something happens against all odds, it happens or succeeds although it seemed impossible or very unlikely.
- against the head — from the opposing side's put-in to the scrum
- agustin iturbide — Agustín de [ah-goos-teen de] /ˌɑ gusˈtin dɛ/ (Show IPA), 1783–1824, Mexican soldier and revolutionary: as Agustín I, emperor of Mexico 1822–23.
- air vice-marshal — a senior Royal Air Force officer of equivalent rank to a rear admiral in the Royal Navy
- air-raid shelter — a structure, often located underground, that is designed to protect people during an air raid
- akiba ben joseph — a.d. c50–c135, rabbi and scholar: systematizer of Jewish oral law on which the Mishnah is based.
- alaska peninsula — an extension of the mainland of SW Alaska between the Pacific and the Bering Sea, ending in the Aleutian Islands. Length: about 644 km (400 miles)
- aleutian islands — a chain of over 150 volcanic islands, extending southwestwards from the Alaska Peninsula between the N Pacific and the Bering Sea
- alexander island — island of Antarctica, just west of the base of the Antarctic Peninsula, in the British Antarctic Territory: c. 16,700 sq mi (43,253 sq km)
- alexander nevski — Saint. ?1220–63, Russian prince and military leader, who defeated the Swedes at the River Neva (1240) and the Teutonic knights at Lake Peipus (1242)
- alexandria senna — See under senna (def 2).
- algol 60 revised — (language) (Or "Revised ALGOL 60") A revision of Algol 60 which still lacked standard I/O.
- algol 68 revised — (language) A significant simplification of ALGOL 68.
- alizarin crimson — a pigment used in painting, derived from anthraquinone and characterized by its red color and transparency.
- all-encompassing — all-embracing.
- alliterativeness — The state or quality of being alliterative.
- alpha conversion — (theory) In lambda-calculus and reduction, the renaming of a formal parameter in a lambda abstraction. This does not change the meaning of the abstraction. For example: \ x . x+1 <--> \ y . y+1 If the actual argument to a lambda abstraction contains instances of the abstraction's formal parameter then it is necessary to rename the parameter before applying the abstraction to avoid name capture.
- aluminosilicates — Plural form of aluminosilicate.
- aluminum sulfate — a white crystalline salt, Al2(SO4)3, made by treating bauxite or clay with sulfuric acid: it is used in sizing paper, purifying water, fixing dyes, tanning, etc.
- amaryllis family — the plant family Amaryllidaceae, typified by herbaceous plants having alternate or basal lance-shaped leaves, bulbs or corms, and showy, lilylike flowers and including the amaryllis, daffodil, onion and its relatives, and snowdrop.
- ambidextrousness — The state or quality of being ambidextrous.
- amebic dysentery — a form of dysentery caused by an amoeba (Entamoeba histolytica)
- american cowslip — shooting star (def 2).
- american english — the form of English spoken in the US
- american kestrel — a small American falcon (Falco sparverius) with a reddish-brown back and tail; sparrow hawk
- american mustard — a mild yellow mustard
- american spanish — Spanish as used in Latin America. Abbreviation: AmerSp.
- amerigo vespucci — Amerigo [uh-mer-i-goh;; Italian ah-me-ree-gaw] /əˈmɛr ɪˌgoʊ;; Italian ˌɑ mɛˈri gɔ/ (Show IPA), (Americus Vespucius) 1451–1512, Italian merchant, adventurer, and explorer after whom America was named.
- amindivi islands — group of islands in the Arabian Sea, off the SW coast of India: the N part of Lakshadweep territory
- aminotransferase — transaminase.
- ammonia solution — ammonia (def 2).
- ammonia-solution — a colorless, pungent, suffocating, highly water-soluble, gaseous compound, NH 3 , usually produced by the direct combination of nitrogen and hydrogen gases: used chiefly for refrigeration and in the manufacture of commercial chemicals and laboratory reagents.