13-letter words containing l, a, c, o, i
- alpha scorpii — Antares
- alpine chough — a bird of the crow family, Pyrrocorax graculus, found in the highest mountain regions of S Europe and central Asia, with a yellow bill, black plumage, and red legs
- alsike clover — a European clover, Trifolium hybridum, having pink flowers, grown in the U.S. for forage.
- alumosilicate — (inorganic chemistry) The anion [AlSiO4]-1.
- american aloe — century plant
- amino radical — the univalent group, −NH 2 .
- ammonia clock — an atomic clock based on the frequency of inversion of the ammonia molecule
- amplification — the act or result of amplifying
- amplificatory — of the nature of enlargement or extension, as of a statement, narrative, etc.
- anaerobically — (of an organism or tissue) living in the absence of air or free oxygen.
- anaphorically — referring back to or substituting for a preceding word or group of words: anaphoric reference.
- anaphylactoid — Of, pertaining to, or resembling anaphylaxis.
- anecdotically — in an anecdotical manner
- anglicisation — The process by which something or someone (usually a word) is made more English. Usually applied to language or culture.
- anglicization — (US) alternative spelling of anglicisation.
- anomalistical — relating to a planet's angular distance from its last perihelion or orbital point nearest to the sun
- anthropologic — the science that deals with the origins, physical and cultural development, biological characteristics, and social customs and beliefs of humankind.
- anti-catholic — opposed to the beliefs, practices, and adherents of the Roman Catholic Church
- anti-colonial — opposing colonialism.
- anti-politics — the science or art of political government.
- anticlinorium — a vast elongated anticline with its strata further folded into anticlines and synclines
- anticlockwise — If something is moving anticlockwise, it is moving in the opposite direction to the direction in which the hands of a clock move.
- anticoagulant — acting to prevent or impair coagulation, esp of blood
- anticollision — intended to avoid collisions
- antielectrons — Plural form of antielectron.
- antilipolytic — Countering lipolysis.
- antimetabolic — inhibiting metabolism
- antimicrobial — capable of destroying or inhibiting the growth of disease-causing microbes
- antipolitical — opposed to politics or political principles
- antiselection — adverse selection.
- antisocialism — the quality of being antisocial
- antisocialist — a person opposed to socialism
- antisociality — the quality of being antisocial
- aperiodically — In an aperiodic way.
- apheliotropic — growing in a direction away from the sunlight
- aphrodisiacal — having an aphrodisiac quality
- apicoalveolar — articulated with the tip of the tongue in contact with or in approximation to the alveolar ridge.
- apicomplexans — Plural form of apicomplexan.
- apocalyptical — of or like an apocalypse; affording a revelation or prophecy.
- apocryphalist — A member of the group who supported the inclusion of the Apocrypha in the Bible.
- apodictically — incontestable because of having been demonstrated or proved to be demonstrable.
- apoliticality — the quality of being apolitical
- apologeticism — An instance of the use of apologetics.
- apomictically — in an apomictic manner
- apophatically — In an apophatic way; using apophasis.
- apophlegmatic — having the ability to remove phlegm
- apoplectiform — of or resembling apoplexy or stroke.
- apostolic age — the earliest period of Christianity, lasting through the death of the last apostle.
- apostolic see — the see of the pope regarded as the successor to Saint Peter
- apostolically — In an apostolic way.