12-letter words containing e, c, a, r
- aerification — an act of combining with air.
- aeroacoustic — Relating to aeroacoustics.
- aerodonetics — the study of soaring or gliding flight, esp the study of gliders
- aerodynamics — Aerodynamics is the study of the way in which objects move through the air.
- aeroelastics — the study of aeroelastic phenomena.
- aeromagnetic — of magnetism in the atmosphere
- aeromechanic — an aircraft mechanic
- aeromedicine — the medical treatment of disorders associated with air or space travel
- aeronautical — Aeronautical means involving or relating to the design and construction of aeroplanes.
- aethrioscope — an instrument which measures temperature changes caused by different conditions of the sky
- affranchised — Simple past tense and past participle of affranchise.
- african time — unpunctuality
- africanness' — Also, Africa. of or from Africa; belonging to the black peoples of Africa.
- afrocentrism — centered on Africa or on African-derived cultures, as those of Brazil, Cuba, and Haiti: Afrocentric art.
- after-effect — The after-effects of an event, experience, or substance are the conditions which result from it.
- after-school — After-school activities are those that are organized for children in the afternoon or evening after they have finished school.
- aftereffects — Plural form of aftereffect.
- agaricaceous — belonging to the Agaricaceae, a family of fungi including mushrooms having blade-shaped gills on the underside of the cap.
- agency nurse — a nurse employed by an agency, rather than by a hospital
- agranulocyte — a white blood cell without granules in its cytoplasm
- agrichemical — a chemical used in agriculture
- agrochemical — a chemical, such as a pesticide, used for agricultural purposes
- air cylinder — a cylinder containing air, esp one fitted with a piston and used for damping purposes
- airpocalypse — (informal) The presence of dense smog in many parts of China.
- airport code — a three-letter abbreviation of the names of the world's major airports, used especially as an identifier for routing baggage.
- albert canal — ship canal in Belgium, from Liège to Antwerp: 81 mi (131 km)
- alcohol-free — (of beer or wine) containing only a trace of alcohol
- alexipharmac — an antidote
- alexipharmic — acting as an antidote
- alice palmer — Alice Elvira, 1855–1902, U.S. educator.
- alice's fern — Hartford fern.
- all-american — If you describe someone as an all-American boy or girl, you mean that they seem to have all the typical qualities that are valued by ordinary Americans, such as good looks and love of their country.
- allegoristic — writing or using allegory; interpreting in an allegorical sense.
- allen wrench — a thin, L-shaped wrench with a hexagonal head at both ends, designed to fit the sockets of certain screws and bolts
- allergically — In an allergic manner; because of allergies.
- alphamerical — relating to alphanumeric characters
- alphanumeric — (of a character set, code, or file of data) consisting of alphabetical and numerical symbols
- altercations — Plural form of altercation.
- alyce clover — a tropical perennial clover (Alysicarpus vaginalis) sometimes used as a cover crop and for fodder
- amber nectar — beer
- amenorrhoeic — absence of the menses.
- american elk — elk (def 2).
- american elm — an elm, Ulmus americana, of North America, cultivated for shade and ornament: state tree of Massachusetts, Nebraska, and North Dakota.
- american ivy — a vitaceous woody vine, Parthenocissus quinquefolia, of North America, having tendrils with adhesive tips, bluish-black berry-like fruits, and compound leaves that turn red in autumn: widely planted for ornament
- american rig — a rig for drilling oil and gas wells by using a chisel bit dropped from a considerable height.
- americanisms — a custom, trait, belief, etc., peculiar to the United States of America or its citizens.
- americanized — If someone is Americanized, they do things in a way that is typical of the United States.
- americanness — of or relating to the United States of America or its inhabitants: an American citizen.
- amperometric — relating to or involving the measurement of an electric current
- amphotericin — an amphoteric antibiotic produced by the bacterium Streptomyces nodosus and used in the treatment of fungal infections.