13-letter words containing an
- alexander iii — 1241–86, king of Scotland (1249–86), son of Alexander II
- alexander vii — (Fabio Chigi) 1599–1667, Italian ecclesiastic: pope 1655–67.
- 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 .
- all manner of — If you refer to all manner of objects or people, you are talking about objects or people of many different kinds.
- all-important — crucial; vital
- allophanamide — biuret.
- alongshoreman — a person employed to load and unload ships
- alpha eridani — Achernar
- alphabetarian — a person learning, or studying, the alphabet
- alphanumerics — Plural form of alphanumeric.
- amarantaceous — amaranthine
- american aloe — century plant
- american bond — a brickwork bond having a course of headers between five or six courses of stretchers.
- american curl — a breed of slender cat with curled-back ears and a plumed tail
- american fork — a town in central Utah.
- american plan — a hotel rate in which the charge includes meals
- american wake — an all-night farewell party for a person about to emigrate to America
- amphisbaenian — any of a legless, burrowing suborder (Amphisbaenia) of tropical reptiles (order Squamata) with a head and tail that look very much alike
- anachronistic — You say that something is anachronistic when you think that it is out of date or old-fashioned.
- anachronously — in an anachronous manner
- anadama bread — a kneaded yeast bread containing cornmeal and, usually, molasses
- anaerobically — (of an organism or tissue) living in the absence of air or free oxygen.
- anaesthetised — anesthetize.
- anaesthetists — Plural form of anaesthetist.
- anaesthetized — anesthetize.
- 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
- anak krakatau — a volcanic island in Indonesia formed by volcanic eruptions during and subsequent to 1927
- analogization — A process or act of analogizing.
- analogousness — The quality of being analogous.
- analogy model — (programming) A method of estimating the cost of a proposed software project by extrapolating from the costs and schedules of similar completed projects.
- analphabetism — the inability to read and write, illiteracy
- analysability — the capacity of something or someone to be analysed
- analyzability — to separate (a material or abstract entity) into constituent parts or elements; determine the elements or essential features of (opposed to synthesize): to analyze an argument.
- anaphorically — referring back to or substituting for a preceding word or group of words: anaphoric reference.
- anaphrodisiac — tending to lessen sexual desire
- anaphylactoid — Of, pertaining to, or resembling anaphylaxis.
- anastigmatism — the condition of being free from astigmatism
- anathematical — of or relating to an anathema
- anathematised — to pronounce an anathema against; denounce; curse.
- anathematized — Simple past tense and past participle of anathematize.
- anathematizer — One who anathematizes; a severe critic.
- anatomization — A process or act of anatomizing.
- anchor pocket — a recess in the bow of a vessel, for housing a stockless anchor.
- anchorpersons — Plural form of anchorperson.
- 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)
- ancus marcius — a king of Rome, during whose reign the first bridge across the Tiber was constructed.