12-letter words containing a, c, e, p
- apocynaceous — of, relating to, or belonging to the Apocynaceae, a family of mostly tropical flowering plants with latex in their stems, including the dogbane, periwinkle, oleander, and some lianas
- apodeictical — Apodeictic.
- apothecaries — Plural form of apothecary.
- apothegmatic — Relating to, or in the manner of, an apothegm; sententious; pithy.
- appeal court — An appeal court is the same as a Court of Appeal.
- appendectomy — the surgical removal of the vermiform appendix
- appendencies — attached or suspended; annexed.
- appendicitis — Appendicitis is an illness in which a person's appendix is infected and painful.
- appendicular — relating to an appendage or appendicle
- apperceiving — Present participle of apperceive.
- apperception — the attainment of full awareness of a sensation or idea
- apperceptive — conscious perception.
- appercipient — having or using apperception
- apple sucker — a small homopterous insect, Psyllia mali, originally of Europe, that is a serious pest of apple crops.
- appleknocker — Northern U.S. a rustic.
- appreciating — to be grateful or thankful for: They appreciated his thoughtfulness.
- appreciation — Appreciation of something is the recognition and enjoyment of its good qualities.
- appreciative — An appreciative reaction or comment shows the enjoyment that you are getting from something.
- appreciators — to be grateful or thankful for: They appreciated his thoughtfulness.
- appreciatory — appreciative.
- apprenticing — Present participle of apprentice.
- approachable — If you describe someone as approachable, you think that they are friendly and easy to talk to.
- approachment — (archaic) approach.
- appurtenance — a secondary or less significant thing or part
- arachnophobe — a person who is afraid of spiders
- arc spectrum — a spectrum formed from the light produced by an electric arc, characteristic of the gas or vapor through which the arc passes.
- archeopteryx — A specimen of the species Archaeopteryx lithographica, being the earliest and most primitive known bird, representing a transition in the evolution of dinosaurs to birds.
- archesporial — the primitive cell, or group of cells, that give rise to the cells from which spores are derived.
- archesporium — archespore.
- archetypally — the original pattern or model from which all things of the same kind are copied or on which they are based; a model or first form; prototype.
- archetypical — Archetypical means the same as archetypal.
- archipelagic — a large group or chain of islands: the Malay Archipelago.
- archipelagos — Plural form of archipelago.
- archiphoneme — an abstract linguistic unit representing two or more phonemes when the distinction between these has been neutralized: conventionally shown by a capital letter within slashes, as /T/ for /t/ and /d/ in German Rat and Rad
- arena chapel — a private chapel in Padua containing a fresco cycle painted (1305–06) by Giotto.
- arthroscopes — Plural form of arthroscope.
- asclepiadean — of or relating to a type of classical verse line consisting of a spondee, two or three choriambs, and an iamb
- asking price — The asking price of something is the price which the person selling it says that they want for it, although they may accept less.
- aspect ratio — the ratio of width to height of the picture on a television or cinema screen
- astigmoscope — astigmatoscope.
- at any price — If you want something at any price, you are determined to get it, even if unpleasant things happen as a result.
- atmospherics — Atmospherics are elements in something such as a piece of music or a book which create a certain atmosphere.
- atomic power — nuclear power.
- autocomplete — a feature of a word processor, email program, web browser, etc., that automatically predicts the remaining characters in a word or phrase based on what has been typed or input before: If you supply the information, your browser will be able to use autocomplete to fill out online forms.
- b-s particle — a neutral meson with a mass 10,507 times that of the electron and a mean lifetime of approximately 1.6 X 10 -12 seconds.
- bach trumpet — a modern small three-valved trumpet for playing clarino passages in Bach's music
- bachelor pad — a flat in which a bachelor lives
- bachelorship — the state of being a bachelor; bachelorhood
- back passage — People sometimes refer to their rectum as their back passage.
- back-slapper — the practice of making a loud and effusive display of friendliness, cordiality, etc., as by slapping persons on the back.