11-letter words containing a, r, u
- allotropous — (of flowers) having the nectar accessible to any species of insect
- allurements — Plural form of allurement.
- allyl group — the univalent group C 3 H 5 , derived from propylene.
- alpha tauri — Aldebaran
- alt.country — a genre of country music originating in the 1990s and influenced by both early country music and contemporary rock music
- alt.sources — (messaging, programming) A Usenet newsgroup for posting program source code.
- altoruffled — altogether ruffled
- altostratus — Altostratus is a type of thick gray cloud that forms at intermediate altitudes.
- amateurship — the nature of an amateur
- amber fluid — beer
- amino group — the univalent group, −NH 2 .
- amino-sugar — a monosaccharide with an amino or substituted amino group in place of a nonglycosidic hydroxyl group.
- amorousness — inclined or disposed to love, especially sexual love: an amorous disposition.
- amorphously — lacking definite form; having no specific shape; formless: the amorphous clouds.
- ampere-hour — a practical unit of quantity of electricity; the quantity that flows in one hour through a conductor carrying a current of 1 ampere. 1 ampere-hour is equivalent to 3600 coulombs
- ampere-turn — a unit of magnetomotive force; the magnetomotive force produced by a current of 1 ampere passing through one complete turn of a coil. 1 ampere-turn is equivalent to 4π/10 or 1.257 gilberts
- amphithuron — amphithyra (def 1).
- amur privet — a northern Chinese shrub, Ligustrum amurense, of the olive family, having hairy leaves and white flowers.
- anachronous — relating to anachronism; misplaced chronologically
- anamorphous — lacking a clear or definite form
- anchor buoy — a buoy used to indicate the location of an underwater anchor.
- and circuit — a logic circuit having two or more input wires and one output wire that has a high-voltage output signal if and only if all input signals are at a high voltage simultaneously: used extensively as a basic circuit in computers
- androconium — a scale on the forewing of certain male butterflies from which an odor attractive to females is emitted.
- androgenous — producing only male offspring
- androgynous — In biology, an androgynous person, animal, or plant has both male and female sexual characteristics.
- anfractuous — characterized by twists and turns; convoluted
- animalcular — Of, relating to, or resembling, animalcules.
- anisomerous — (of flowers) having floral whorls that differ in the number of their parts
- annual ring — a ring of wood indicating one year's growth, seen in the transverse section of stems and roots of woody plants growing in temperate climates
- annunciator — a device that gives a visual indication as to which of a number of electric circuits has operated, such as an indicator in a hotel showing in which room a bell has been rung
- anovulatory — not associated with, not caused by, or not exhibiting ovulation.
- antheridium — the male sex organ of algae, fungi, bryophytes, and spore-bearing vascular plants, such as ferns, which produces antherozoids
- anti-church — a building for public Christian worship.
- anti-nature — the material world, especially as surrounding humankind and existing independently of human activities.
- antiburglar — intended to prevent burglary
- anticarious — preventing or retarding caries.
- anticruelty — the prevention of or opposition to cruelty
- anticulture — the quality in a person or society that arises from a concern for what is regarded as excellent in arts, letters, manners, scholarly pursuits, etc.
- antinatural — opposed to or against nature
- antineutral — Opposing a policy of neutrality.
- antineutron — the antiparticle of a neutron; a particle having the same mass as the neutron but a magnetic moment of opposite sign
- antinuclear — opposed to nuclear weapons
- antipopular — opposed to the people or to popular cause
- antiquarian — Antiquarian means concerned with old and rare objects.
- antiquaries — Plural form of antiquary.
- antirrhinum — any scrophulariaceous plant of the genus Antirrhinum, esp the snapdragon, which have two-lipped flowers of various colours
- antiseizure — acting against or preventing seizures
- antitruster — a person opposed to trusts, monopolies, or similar organizations
- antitumoral — Antitumor.
- anzengruber — Ludwig [loot-vikh,, lood-] /ˈlut vɪx,, ˈlud-/ (Show IPA), 1839–89, Austrian playwright and novelist.