10-letter words containing r, a, i
- archbishop — In the Roman Catholic, Orthodox, and Anglican Churches, an archbishop is a bishop of the highest rank, who is in charge of all the bishops and priests in a particular country or region.
- archegonia — the female reproductive organ in ferns, mosses, etc.
- archeozoic — early Precambrian; Archean
- archerfish — any freshwater percoid fish of the family Toxotidae of S and SE Asia and Australia, esp Toxotes jaculatrix, that catch insects by spitting water at them
- archetypic — Archetypical.
- archfiends — Plural form of archfiend.
- archiblast — egg protoplasm
- archimedes — ?287–212 bc, Greek mathematician and physicist of Syracuse, noted for his work in geometry, hydrostatics, and mechanics
- archipenko — Aleksandr Porfiryevich (alɪkˈsandr parˈfirjɪvitʃ). 1887– 1964, Russian sculptor and painter, in the US after 1923, whose work is characterized by economy of form
- archiplasm — archoplasm
- architects — Plural form of architect.
- architrave — the lowest part of an entablature that bears on the columns
- archivists — Plural form of archivist.
- archivolts — Plural form of archivolt.
- archpriest — (formerly) a chief assistant to a bishop, performing many of his sacerdotal functions during his absence
- archrivals — Plural form of archrival.
- arcimboldi — Giuseppe [juh-sep-ee;; Italian joo-zep-pe] /dʒəˈsɛp i;; Italian dʒuˈzɛp pɛ/ (Show IPA), 1527–93, Italian painter.
- arcimboldo — Giuseppe. 1527–93, Italian painter, best remembered for painting grotesque figures composed of fruit, vegetables, and meat
- arciniegas — Germán [her-mahn] /hɛrˈmɑn/ (Show IPA), 1900–1999, Colombian author, editor, and diplomat.
- arcosolium — (in Roman catacombs) an arched recess for a sarcophagus.
- arctic fox — a fox, Alopex lagopus, of arctic regions, whose fur is dark grey in the summer and white in the winter
- arctically — in an arctic manner
- arctophile — a person who collects teddy bears or is fond of them
- arctophily — the practice of collecting teddy bears
- arcubalist — an arbalest
- arefaction — the act of drying, or a dried condition
- areligious — unconcerned with or indifferent to religious matters.
- arenavirus — any of various RNA-containing viruses of the family Arenaviridae, usually transmitted to humans by contact with excreta of infected rodents.
- areopagite — a member of the Areopagus, a judicial council of ancient Athens that met on the hill of that name
- argenteuil — a suburb of Paris, France, with a convent (656) that became famous when Héloïse was abbess (12th century). Pop: 103 250 (2008)
- argyrodite — a rare mineral, Ag8GeS6, that contains silver, germanium, and sulphur
- arimathaea — a town in ancient Palestine. Matt. 27:57.
- ariovistus — flourished c71–58 b.c, Germanic leader of the Suevi.
- aristippus — ?435–?356 bc, Greek philosopher, who believed pleasure to be the highest good and founded the Cyrenaic school
- aristocrat — An aristocrat is someone whose family has a high social rank, especially someone who has a title.
- aristology — the art of eating
- aristotype — a process of photographic printing in which paper coated with silver chloride in gelatin is used.
- arithmancy — divination by the use of numbers, especially by the number of letters in names.
- arithmatic — Misspelling of arithmetic.
- arithmetic — Arithmetic is the part of mathematics that is concerned with the addition, subtraction, multiplication, and division of numbers.
- arm in arm — If two people are walking arm in arm, they are walking together with their arms linked.
- armadillos — Plural form of armadillo.
- armigerous — of, having, or entitled to have a coat of arms
- armillaria — any of various fungi of the genus Armillaria, which are white-spored and cause wood rot. Many species are parasitic.
- armipotent — strong in arms or war
- armistices — a temporary suspension of hostilities by agreement of the warring parties; truce: World War I ended with the armistice of 1918.
- armorially — in an armorial manner
- army-issue — given to soldiers in order to help them carry out their duties
- aromatical — (rare) aromatic.
- aromatized — Simple past tense and past participle of aromatize.