13-letter words containing u, r, i
- amicus curiae — a person not directly engaged in a case who advises the court
- aminoaciduria — the presence of amino acids in urine
- amphigastrium — any of the small leaves or appendages on the under surface of the stem of some liverworts
- amphitrichous — having a single flagellum at each end.
- ancus marcius — a king of Rome, during whose reign the first bridge across the Tiber was constructed.
- anfractuosity — the condition or quality of being anfractuous
- angiospermous — of or relating to an angiosperm; having enclosed seeds.
- Ångstrom unit — a unit of length equal to 10 −10 metre, used principally to express the wavelengths of electromagnetic radiations. It is equivalent to 0.1 nanometre
- ante-christum — before Christ. Abbreviation: A.C.
- antenniferous — having antennae
- anthraquinone — a yellow crystalline solid used in the manufacture of dyes, esp anthraquinone dyes, which have excellent colour properties. Formula: C6H4(CO)2C6H4
- anti-burglary — the felony of breaking into and entering the house of another at night with intent to steal, extended by statute to cover the breaking into and entering of any of various buildings, by night or day.
- anti-cultural — of or relating to culture or cultivation.
- anti-european — opposed to the European Union or to political union of the countries of Europe
- anti-freudian — of or relating to Sigmund Freud or his doctrines, especially with respect to the causes and treatment of neurotic and psychopathic states, the interpretation of dreams, etc.
- anti-universe — a universe made up of antimatter, postulated to exist far out in space
- antiauthority — Opposed to authority.
- anticlinorium — a vast elongated anticline with its strata further folded into anticlines and synclines
- antidiuretics — Plural form of antidiuretic.
- antiguerrilla — acting against guerrilla activity
- antimarijuana — opposed to or acting against the use of marijuana
- antineutrinos — Plural form of antineutrino.
- antipruritics — Plural form of antipruritic.
- antiquitarian — an admirer of the practices of antiquity
- antireligious — opposed to religious ideas, beliefs, and organizations
- antirheumatic — acting against rheumatism
- antiritualism — opposed to ritualism
- antiscorbutic — preventing or curing scurvy
- antisubmarine — (of weapons, missiles, etc) designed to combat or destroy submarines
- antisudorific — an antiperspirant.
- aphanipterous — of or relating to the wingless insects of the order Aphaniptera
- appoggiaturas — Plural form of appoggiatura.
- appropinquate — to approach
- appropinquity — nearness
- aquaculturist — a person who practises aquaculture
- arachnivorous — Spider-eating.
- arboriculture — the cultivation of trees or shrubs, esp for the production of timber
- archie bunker — a poorly educated blue-collar worker, holding ultraconservative, racist, and male-chauvinist opinions.
- architectural — Architectural means relating to the design and construction of buildings.
- architectured — Designed (according to a form of architecture, or as if by an architect).
- architectures — Plural form of architecture.
- arcus senilis — an opaque circle around the cornea of the eye, often seen in elderly people
- argentiferous — containing or bearing silver
- argilliferous — containing or yielding clay
- argumentation — Argumentation is the process of arguing in an organized or logical way, for example in philosophy.
- argumentative — Someone who is argumentative is always ready to disagree or start quarrelling with other people.
- armamentarium — the items that comprise the material and equipment used by a physician in his professional practice
- arseniuretted — combined with arsenic so as to form an arsenide.
- arsenous acid — a toxic white powder, As2O3, used to make other arsenic compounds, insecticides, and preservatives; white arsenic
- arteriovenous — of, relating to, or affecting an artery and a vein