13-letter words containing a, n, o, r, e
- anticorporate — opposed to the activities or practices of big business
- anticorrosive — preventing corrosion
- antielectrons — Plural form of antielectron.
- antiforeigner — opposed to foreigners or foreign countries
- antimodernism — modern character, tendencies, or values; adherence to or sympathy with what is modern.
- antimodernist — opposed to modernism
- antineutrinos — Plural form of antineutrino.
- antioestrogen — a drug that inhibits the activity of oestrogens
- antipersonnel — (of weapons, etc) designed to cause casualties to personnel rather than to destroy equipment or defences
- antiphonaries — Plural form of antiphonary.
- antirecession — acting against recession
- antireformers — Plural form of antireformer.
- antirejection — acting to prevent the rejection of a transplanted organ
- antireligious — opposed to religious ideas, beliefs, and organizations
- antiresonance — a phenomenon in an electric, acoustic, or other such system in which the impedance is tending to infinity.
- antiterrorism — opposed to or acting against terrorism; counterterrorist
- antiterrorist — relating to measures, policies, or organizations designed to combat terrorist activity
- any number of — several or many
- anywhere from — any quantity, time, degree, etc, above a specified limit
- aphanipterous — of or relating to the wingless insects of the order Aphaniptera
- apperceptions — Plural form of apperception.
- appersonation — the unconscious assumption of the personality characteristics of another, usually well known, person.
- apple-knocker — Northern U.S. a rustic.
- apportionable — to distribute or allocate proportionally; divide and assign according to some rule of proportional distribution: to apportion expenses among the three men.
- apportionment — the act of apportioning
- appreciations — Plural form of appreciation.
- apprehensions — Plural form of apprehension.
- appropinquate — to approach
- arabian horse — one of a breed of horses, raised originally in Arabia and adjacent countries, noted for intelligence, grace, and speed.
- arachnephobia — Misspelling of arachnophobia.
- arc cotangent — the angle, measured in radians, that has a cotangent equal to a given number. Symbol: cot −1. Abbreviation: arc cot.
- archaeobotany — the analysis and interpretation of plant remains found at archaeological sites
- archaeologian — (archaic) An archaeologist.
- architectonic — denoting, relating to, or having architectural qualities
- argentiferous — containing or bearing silver
- argumentation — Argumentation is the process of arguing in an organized or logical way, for example in philosophy.
- aristolochene — (organic compound) A bicyclic sesquiterpene produced by certain fungi.
- arroyo grande — a town in SW California.
- 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
- arundinaceous — resembling a reed
- astereognosis — inability to recognize objects by touch
- asthenosphere — a thin semifluid layer of the earth (100–200 km thick), below the outer rigid lithosphere, forming part of the mantle and thought to be able to flow vertically and horizontally, enabling sections of lithosphere to subside, rise, and undergo lateral movement
- 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.
- atomic energy — nuclear energy
- atomic number — the number of protons in the nucleus of an atom of an element
- atrociousness — The state of being atrocious.
- auctioneering — Present participle of auctioneer.