13-letter words containing a, n, t, i
- arithmetician — a person skilled in arithmetic
- 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
- armamentarium — the items that comprise the material and equipment used by a physician in his professional practice
- armor-plating — The armor-plating on a vehicle or building is the hard metal covering that is intended to protect it from gunfire and other missiles.
- 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.
- aromatization — the conversion of aliphatic or alicyclic compounds to aromatic hydrocarbons.
- arretine ware — a red-glazed terracotta pottery produced in Tuscany from 100 b.c. to a.d. 100 and widely traded.
- arseniuretted — combined with arsenic so as to form an arsenide.
- arterializing — Present participle of arterialize.
- 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
- arthroconidia — Plural form of arthroconidium.
- articulations — Plural form of articulation.
- 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.
- 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.
- 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.
- assentiveness — the tendency to concur or comply
- assertiveness — confidently aggressive or self-assured; positive: aggressive; dogmatic: He is too assertive as a salesman.
- assignability — The quality of being assignable.
- 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
- asti spumante — a sweet, sparkling Italian white wine with a muscat flavor.
- astonishingly — causing astonishment or surprise; amazing: an astonishing victory; an astonishing remark.
- astonishments — Plural form of astonishment.
- astrodynamics — the study of the motion of natural and artificial bodies in space
- astronautical — of or relating to astronautics or astronauts.
- at a discount — below the regular price
- at first hand — If you learn or experience something at first hand, you experience it yourself or learn it directly rather than being told about it by other people.
- at knifepoint — If you are attacked or robbed at knifepoint, someone threatens you with a knife while they attack or steal from you.
- at this point — at this moment in time
- 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.
- atlantic city — a resort in SE New Jersey on Absecon Beach, an island on the Atlantic coast. Pop: 40 385 (2003 est)
- atlantic pact — North Atlantic Treaty.
- atlantic time — the civil time officially adopted for a country or region, usually the civil time of some specific meridian lying within the region. The standard time zones in the U.S. (Atlantic time, Eastern time, Central time, Mountain time, Pacific time, Yukon time, Alaska-Hawaii time, and Bering time) use the civil times of the 60th, 75th, 90th, 105th, 120th, 135th, 150th, and 165th meridians respectively, the difference of time between one zone and the next being exactly one hour.
- atomic energy — nuclear energy
- atomic number — the number of protons in the nucleus of an atom of an element