12-letter words containing a, c, m, e
- alexipharmac — an antidote
- alexipharmic — acting as an antidote
- alice palmer — Alice Elvira, 1855–1902, U.S. educator.
- 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.
- alphamerical — relating to alphanumeric characters
- alphanumeric — (of a character set, code, or file of data) consisting of alphabetical and numerical symbols
- alveolectomy — The surgical reshaping of the alveolar ridge to facilitate dental prosthesis.
- amber nectar — beer
- ambitendency — ambivalence, especially when acted out; a tendency to contradictory behavior arising from conflicting impulses.
- ambulanceman — An ambulanceman is a man who drives an ambulance or takes care of people in an ambulance on the way to hospital.
- 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.
- amicableness — The state or quality of being amicable.
- aminobenzoic — as in aminobenzoic acid
- amnioscopies — Plural form of amnioscopy.
- amperometric — relating to or involving the measurement of an electric current
- amphicoelous — (of the vertebrae of most fishes and some amphibians) concave at the anterior and posterior ends
- amphithecium — the outer layer of cells of the sporophyte of mosses and liverworts that develops into the outer parts of the spore-bearing capsule
- amphotericin — an amphoteric antibiotic produced by the bacterium Streptomyces nodosus and used in the treatment of fungal infections.
- ampullaceous — shaped like an ampulla or a bladder
- amuse-bouche — an appetizer before a meal
- amyl acetate — banana oil
- anecdotalism — an inclination to relate anecdotes
- anemochorous — (of a fruit, seed, or spore) adapted for dispersion by wind.
- aneurysmatic — (medicine) Describing a blood vessel that has an aneurysm; aneurysmal.
- announcement — An announcement is a statement made to the public or to the media which gives information about something that has happened or that will happen.
- antebrachium — (anatomy) The forearm.
- antechambers — Plural form of antechamber.
- anthelmintic — killing or ejecting intestinal worms
- anti-semitic — Someone or something that is anti-Semitic is hostile to or prejudiced against Jewish people.
- antiacademic — opposed to education
- anticlimaxes — Plural form of anticlimax.
- anticonsumer — opposed to consumerism
- antieconomic — against economic growth or wellbeing
- antileukemic — acting against leukemia
- antimagnetic — of or constructed of a material that does not acquire permanent magnetism when exposed to a magnetic field
- antimnemonic — difficult to remember (often deliberately so)
- apache plume — a low shrub, Fallugia paradoxa, of the rose family, of southwestern North America, having white flowers and fruit heads of feathery tufts.
- apicomplexan — Describing protists of the phylum Apicomplexa.
- apothegmatic — Relating to, or in the manner of, an apothegm; sententious; pithy.
- appendectomy — the surgical removal of the vermiform appendix
- approachment — (archaic) approach.
- arc spectrum — a spectrum formed from the light produced by an electric arc, characteristic of the gas or vapor through which the arc passes.
- archaeometry — the use of science and modern technology in archaeology to examine and interpret archaeological remains