13-letter words containing a, r, g
- agroecologist — One who studies agroecology.
- agronomically — in an agronomic manner
- agrostography — a treatise on grasses.
- agrostologist — a person who specializes in agrostology
- agroterrorism — the use of biological agents as weapons against agricultural and food-supply industries
- air discharge — Air discharge is a method for testing ESD-protection structures in which the ESD generator is discharged through an air gap between the generator and the device under test.
- air hardening — a process of hardening high-alloy steels by heating and cooling in a current of 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.
- air-to-ground — operating between an aircraft in flight and a target on the ground
- 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)
- 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.
- allergenicity — causing allergic sensitization.
- alligator gar — a large, heavily scaled fish, Lepisosteus spatula, with an elongated body and long snout, found mainly in shallow weedy fresh water in the southeastern U.S.
- alligatorfish — a slender marine fish, Aspidophoroides monopterygius, of Atlantic seas, having overlapping plates covering the body.
- allotriophagy — (rare) Having food cravings that are different from the expected or the norm.
- alongshoreman — a person employed to load and unload ships
- alpha aurigae — Capella
- alpine garden — a rock garden.
- alternatingly — to interchange repeatedly and regularly with one another in time or place; rotate (usually followed by with): Day alternates with night.
- aluminography — algraphy.
- amateur night — an entertainment featuring amateur performers, often in competition for prizes.
- amber gambler — a driver who races through traffic lights when they are at amber
- amphigastrium — any of the small leaves or appendages on the under surface of the stem of some liverworts
- anagrammatise — To produce an anagram of (a piece of text).
- anagrammatism — The creation of anagrams.
- anagrammatist — A creator (finder) of anagrams, one who comes up with anagrams.
- anagrammatize — to arrange into an anagram
- ancien regime — The ancien regime was the political and social system in France before the revolution of 1789.
- ancient greek — the Greek language from the earliest records to about 300 bc, the chief dialect areas of which were Aeolic, Arcadic, Doric, and Ionic (including Attic)
- androgynously — In an androgynous manner.
- angel's share — the amount of alcoholic liquor that evaporates during distillation.
- angela merici — Saint, 1474–1540, Italian ecclesiastic, founder of the Ursuline order.
- angelica tree — Hercules'-club
- angiokeratoma — a skin disease characterized by clusters of dilated blood vessels and by thickened skin, forming warty growths, especially on the scrotum, fingers, and toes.
- angiosarcomas — Plural form of angiosarcoma.
- angiospermous — of or relating to an angiosperm; having enclosed seeds.
- angle bracket — either of a pair of brackets having the shapes < and >
- angle grinder — a handheld power tool with a rotating abrasive disc, used for cutting, grinding and polishing
- angle of roll — the acute angle between the lateral axis of an aircraft or spacecraft and a horizontal plane.
- angora rabbit — a breed of rabbit with long usually white silky hair
- Ångstrom unit — a unit of length equal to 10 −10 metre, used principally to express the wavelengths of electromagnetic radiations. It is equivalent to 0.1 nanometre
- angular house — any of the four astrological houses that begin at the angles: the first, fourth, seventh, and tenth houses, that correspond, respectively, to self, home, others, and career.
- animadverting — Present participle of animadvert.
- animal rights — People who are concerned with animal rights believe very strongly that animals should not be exploited or harmed by humans.
- another-guess — of another kind.
- anthropogenic — relating to anthropogenesis