13-letter words containing n, a, s
- arabian senna — a tropical leguminous plant, Cassia angustifolia, having yellow flowers and long pods
- arachnivorous — Spider-eating.
- arachnoiditis — an inflammation of the arachnoid membrane
- arbitrariness — subject to individual will or judgment without restriction; contingent solely upon one's discretion: an arbitrary decision.
- arcus senilis — an opaque circle around the cornea of the eye, often seen in elderly people
- argentiferous — containing or bearing silver
- arias sanchez — Oscar. born 1940, Costa Rican statesman; president (1986–90, 2006–2010); Nobel peace prize 1987
- aristolochene — (organic compound) A bicyclic sesquiterpene produced by certain fungi.
- arkansas city — a city in S Kansas.
- arm wrestling — a contest in which two people sit facing each other each with one elbow resting on a table, clasp hands, and each tries to force the other's arm flat onto the table while keeping his own elbow touching the table
- armstand dive — a dive starting from a handstand at the end of a springboard or a platform with the diver's back to the water.
- arseniuretted — combined with arsenic so as to form an arsenide.
- arsenous acid — a toxic white powder, As2O3, used to make other arsenic compounds, insecticides, and preservatives; white arsenic
- arteriovenous — of, relating to, or affecting an artery and a vein
- artesian well — well sunk through impermeable strata receiving water from an area at a higher altitude than that of the well
- articulations — Plural form of articulation.
- arundinaceous — resembling a reed
- as it happens — You use as it happens in order to introduce a statement, especially one that is rather surprising.
- as much again — twice as much
- as we know it — If you talk about a thing or system as we know it, you are referring to the form in which it exists now and which is familiar to most people.
- ascension day — the 40th day after Easter, when the Ascension of Christ into heaven is celebrated
- ascensiontide — the ten days from Ascension Day to the day before Whit Sunday
- ascertainable — to find out definitely; learn with certainty or assurance; determine: to ascertain the facts.
- ascertainably — In a way that can be ascertained.
- ascertainment — to find out definitely; learn with certainty or assurance; determine: to ascertain the facts.
- aschaffenburg — a city in Germany, on the River Main in Bavaria: seat of the Imperial Diet (1447); ceded to Bavaria in 1814. Pop: 68 607 (2003 est)
- aschelminthes — a major grouping (formerly a phylum) of small-to-microscopic pseudocoelomate organisms, as the rotifers, nematodes, and gastrotriches, all of which are now classified as separate phyla.
- ascoli piceno — a town in E central Italy, in the Marches: capital of the Roman province of Picenum; site of the massacre of all its Roman citizens in the Social War in 90 bc. Pop: 51 375 (2001)
- ash wednesday — Ash Wednesday is the first day of Lent.
- ashcan school — a group (formed c. 1908) of U.S. painters who promoted realistic painting based on the direct observation of everyday, esp. urban, events
- ashlar veneer — a thin dressed stone with straight edges, used to face a wall
- ashtanga yoga — a vigorous form of yoga involving a sequence of poses
- aspirationals — Plural form of aspirational.
- assassinating — Present participle of assassinate.
- assassination — to kill suddenly or secretively, especially a politically prominent person; murder premeditatedly and treacherously.
- assassinators — Plural form of assassinator.
- assembly line — An assembly line is an arrangement of workers and machines in a factory, where each worker deals with only one part of a product. The product passes from one worker to another until it is finished.
- assemblywoman — In the United States, an assemblywoman is a female elected member of an assembly of people who make decisions and laws.
- assemblywomen — Plural form of assemblywoman.
- assentiveness — the tendency to concur or comply
- assertiveness — confidently aggressive or self-assured; positive: aggressive; dogmatic: He is too assertive as a salesman.
- asset account — An asset account is an account that records the assets owned by a company.
- assiduousness — constant; unremitting: assiduous reading.
- assignability — The quality of being assignable.
- assigned risk — a risk that, under state law, is assigned to an insurer from a pool of insurers who would not otherwise accept it.
- assimilations — Plural form of assimilation.
- assistantship — a graduate post which requires the student to carry out some teaching duties in return for financial assistance
- associational — relating to association or alliance or an association, alliance or affiliation
- assumptionist — Augustinian of the Assumption.
- astereognosis — inability to recognize objects by touch