13-letter words containing e, r, i
- air hardening — a process of hardening high-alloy steels by heating and cooling in a current of air
- air injection — injection of liquid fuel into the cylinder of an internal-combustion engine, especially a diesel, by means of a jet of compressed air.
- air-breathing — (of an engine, aircraft, missile, etc.) to take in air from the atmosphere to oxidize the fuel for combustion.
- air-hardening — noting any metal, especially alloy steel, that can be hardened from above its transformation point by cooling in air.
- aircraftwomen — Plural form of aircraftwoman.
- airheadedness — The quality of being airheaded.
- airline pilot — a person who flies planes as a profession and works for a commercial airline
- airmail paper — the very thin blue paper used to write letters that are to be sent by airmail
- airplane mode — a setting on a phone or other mobile device that turns off Wi-Fi, cellular, and other wireless connections.
- airplane rule — aeroplane rule
- airplane spin — a maneuver in which a wrestler, grasping an opponent by the head and crotch, lifts the opponent's body crosswise overhead, lowers it to the shoulders for support, then spins around and throws the opponent back over the head to the mat.
- airplane turn — a midair turn made in the middle of a jump.
- airport novel — People sometimes refer to long novels such as thrillers and romances that are written in a popular style as airport novels.
- airworthiness — (of an aircraft) meeting established standards for safe flight; equipped and maintained in condition to fly.
- aldosteronism — high blood pressure caused by excess aldosterone in the blood and urine
- alexander iii — 1241–86, king of Scotland (1249–86), son of Alexander II
- alexander vii — (Fabio Chigi) 1599–1667, Italian ecclesiastic: pope 1655–67.
- alexis carrel — Alexis [uh-lek-sis;; French a-lek-see] /əˈlɛk sɪs;; French a lɛkˈsi/ (Show IPA), 1873–1944, French surgeon and biologist, in U.S. 1905–39: Nobel Prize 1912.
- alfred austin — Alfred, 1835–1913, English poet: poet laureate 1896–1913.
- algebraically — of, occurring in, or utilizing algebra.
- alice springs — a town in central Australia, in the Northern Territory, in the Macdonnell Ranges. Pop: 23 640 (2001)
- alkane series — the homologous series of saturated, aliphatic hydrocarbons having the general formula C n H 2n+2 , as methane, CH 4 , or ethane, C 2 H 6 .
- alkene series — the homologous series of unsaturated, aliphatic hydrocarbons containing one double bond and having the general formula C n H 2n , as ethylene, H 2 C=CH 2 .
- all over with — above in place or position: the roof over one's head.
- all-embracing — Something that is all-embracing includes or affects everyone or everything.
- all-pervading — spreading through or into everything
- allegorically — consisting of or pertaining to allegory; of the nature of or containing allgegory; figurative: an allegorical poem; an allegorical meaning.
- allelomorphic — relating to alleles
- allergenicity — causing allergic sensitization.
- alliterations — Plural form of alliteration.
- allylthiourea — thiosinamine.
- alpha aurigae — Capella
- alpha carinae — Canopus1
- alpha emitter — a radioactive isotope that emits alpha particles
- alpha eridani — Achernar
- alphabetarian — a person learning, or studying, the alphabet
- alphabetiform — having similarities to letters of the alphabet
- alphanumerics — Plural form of alphanumeric.
- alpine garden — a rock garden.
- alpine tundra — a tundra that is treeless because of high elevation rather than high latitude.
- alsike clover — a European clover, Trifolium hybridum, having pink flowers, grown in the U.S. for forage.
- alstroemerias — Plural form of alstroemeria.
- alternatingly — to interchange repeatedly and regularly with one another in time or place; rotate (usually followed by with): Day alternates with night.
- alternatively — You use alternatively to introduce a suggestion or to mention something different to what has just been stated.
- alternativism — The rejection of a social normality through the pursuit of alternatives.
- alternativity — A characteristic of something having alternative connotations, akin to the representation of choice between two or more possibilities.
- aluminiferous — containing or yielding aluminium or alumina
- aluminothermy — a process for reducing metallic oxides using finely divided aluminium powder. The mixture of aluminium and the oxide is ignited, causing the aluminium to be oxidized and the metal oxide to be reduced to the metal
- amateur night — an entertainment featuring amateur performers, often in competition for prizes.
- ambidexterity — ambidextrous ease, skill, or facility.