13-letter words containing a, e, n, s, i
- apprehensibly — In an apprehensive manner; cautiously.
- apprehensions — Plural form of apprehension.
- arabian horse — one of a breed of horses, raised originally in Arabia and adjacent countries, noted for intelligence, grace, and speed.
- arabian senna — a tropical leguminous plant, Cassia angustifolia, having yellow flowers and long pods
- 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.
- 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
- 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 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.
- 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)
- 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.
- assentiveness — the tendency to concur or comply
- assertiveness — confidently aggressive or self-assured; positive: aggressive; dogmatic: He is too assertive as a salesman.
- assiduousness — constant; unremitting: assiduous reading.
- assigned risk — a risk that, under state law, is assigned to an insurer from a pool of insurers who would not otherwise accept it.
- astereognosis — inability to recognize objects by touch
- asti spumante — a sweet, sparkling Italian white wine with a muscat flavor.
- astonishments — Plural form of astonishment.
- aten asteroid — one of a small group of asteroids whose orbits cross that of the earth and whose semimajor axes are smaller than that of the earth.
- athenagoras i — (Aristocles Spyrou) 1886–1972, Archbishop Ecumenical of Constantinople and Ecumenical Patriarch of the Greek Orthodox Church 1948–72.
- atherogenesis — (medicine) The formation of atheromas, especially on the walls of the arteries.
- atrociousness — The state of being atrocious.
- attentiveness — characterized by or giving attention; observant: an attentive audience.
- attitudinizes — Third-person singular simple present indicative form of attitudinize.
- auction house — a commercial company that specializes in selling items at auction
- audaciousness — Risky or daring behaviour.
- augmentations — Plural form of augmentation.
- austenitizing — to form austenite in (a ferrous alloy) by heating.
- australianize — (esp of a new immigrant) to adopt or cause to adopt Australian habits and attitudes; integrate into Australian society
- austrian pine — an evergreen tree, Pina nigra austriaca
- authenticates — Third-person singular simple present indicative form of authenticate.
- autodigestion — (biology) The digestion of tissue by enzymes produced by the organism itself.
- automechanism — an automatic mechanical system or component, especially a device that operates automatically under predetermined conditions.
- availableness — Competent power; validity; efficacy; as, the availableness of a title.
- awe-inspiring — If you describe someone or something as awe-inspiring, you are emphasizing that you think that they are remarkable and amazing, although sometimes rather frightening.