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15-letter words containing a, r, l, i

  • alligator shear — heavy shears for cutting metal slabs.
  • allorecognition — The ability of an individual organism to distinguish its own tissues from those of another.
  • allotetraploidy — the condition of being an allotetraploid
  • allotriomorphic — (of minerals) not having their own regular shape (as determined by their internal structure) but being shaped instead by adjacent minerals
  • almighty dollar — money regarded as a major goal in life or as the basis of power: Love of the almighty dollar has ruined many people.
  • almirante brown — a city in E Argentina, near Buenos Aires.
  • alopecia areata — loss of hair in circumscribed patches.
  • alpes-maritimes — a department of the SE corner of France in Provence-Alpes-Côte-d'Azur region. Capital: Nice. Pop: 1 045 973 (2003 est). Area: 4298 sq km (1676 sq miles)
  • alpha geminorum — Castor
  • alpha privative — (in Greek grammar) the letter alpha (or an- before vowels) used as a negative or privative prefix. It appears in English words derived from Greek, as in atheist, anaesthetic
  • alpha radiation — alpha particles emitted from a radioactive isotope
  • alpine accentor — a small bird of the sparrow family, Prunella collaris, found especially in mountain regions of S Europe and Asia
  • alsace-lorraine — an area of NE France, comprising the modern regions of Alsace and Lorraine: under German rule 1871–1919 and 1940–44. Area: 14 522 sq km (5607 sq miles)
  • alta california — a former Spanish colony of New Spain, in the modern-day states of California, Nevada, and N Arizona: ceded by Mexico to the United States 1848.
  • alternativeness — The state of being alternative or representing alternatives.
  • aluminum borate — a white, granular, water-insoluble powder, 2Al 2 O 3 ⋅B 2 O 3 ⋅3H 2 O, used chiefly in the manufacture of crown glass.
  • aluminum bronze — any of several alloys containing a high percentage of copper with from 5 to 11 percent aluminum and varying amounts of iron, nickel, manganese, and other elements.
  • amaranth family — the plant family Amaranthaceae, typified by herbaceous, often weedy plants having alternate or opposite leaves and small, chaffy flowers without petals in brightly colored dense clusters, including the cockscomb, pigweed, and amaranth.
  • amaryllidaceous — of, relating to, or belonging to the Amaryllidaceae, a family of widely cultivated flowering plants having bulbs and including the amaryllis, snowdrop, narcissus, and daffodil
  • ambrosia beetle — any of various small beetles of the genera Anisandrus, Xyleborus, etc, that bore tunnels into solid wood, feeding on fungi growing in the tunnels: family Scolytidae (bark beetles)
  • ambulance train — a train designed to carry sick or injured people
  • american blight — any plant louse of the family Aphididae, characterized by a waxy secretion that appears like a jumbled mass of fine, curly, white cottony or woolly threads, as Eriosoma lanigerum (woolly apple aphid or American blight) and Prociphilus tessellatus (woolly alder aphid)
  • american league — one of the two major professional U.S. baseball leagues, established in 1900. Abbreviation: A.L.
  • american legion — an association of former member of the US armed forces
  • american linden — any tree of the genus Tilia, as T. americana (American linden) or T. europaea (European linden) having fragrant yellowish-white flowers and heart-shaped leaves, grown as an ornamental or shade tree. Compare linden family.
  • americanologist — a foreign expert or specialist in American cultural or political matters: a leading Americanologist in the Kremlin.
  • amery ice shelf — an ice barrier in Antarctica, in the SW Indian Ocean, bordered by Enderby Land on the N and American Highland on the W.
  • amicable number — either of a pair of positive integers in which each member is equal to the sum of the submultiples of the other, as 220 and 284.
  • amphiarthrodial — a joint permitting only slight motion, as that between the vertebrae.
  • amphitheatrical — Having some of the characteristics of an amphitheatre.
  • amyl propionate — a colorless liquid, C 8 H 16 O 2 , having an applelike odor, used chiefly as a scent in the manufacture of flavorings and perfume.
  • anamorphic lens — a component in the optical system of a film projector for converting standard 35mm film images into wide-screen format
  • andrada e silva — José Bonifacio de [zhaw-ze baw-nee-fah-syoo di] /ʒɔˈzɛ ˌbɔ niˈfɑ syʊ dɪ/ (Show IPA), 1763–1838, Brazilian statesman and scientist: architect of Brazilian independence.
  • andrographolide — (organic compound) A bitter labdane diterpenoid that is the main bioactive component of the medicinal plant Andrographis paniculata, effective against certain cancers.
  • aneroid capsule — a box or chamber of thin metal, partially exhausted of air, used in the aneroid barometer and pressure altimeter.
  • anglican church — any Church of the Anglican Communion or the Anglican Communion itself
  • animal behavior — behavior (def 2).
  • animal charcoal — carbon obtained from the carbonization of organic tissue of animals.
  • anisotropically — Physics. of unequal physical properties along different axes. Compare isotropic (def 1).
  • annapolis royal — a town in SE Canada in W Nova Scotia on an arm of the Bay of Fundy: the first settlement in Canada (1605). Pop: 550 (2001)
  • annular eclipse — an eclipse of the sun in which the moon does not cover the entire disc of the sun, so that a ring of sunlight surrounds the shadow of the moon
  • annus mirabilis — a year of wonders, catastrophes, or other notable events
  • antarctic plate — a major tectonic division of the earth's crust, comprising Antarctica and adjacent ocean basins (the South Indian, Southeast Pacific, and Atlantic-Indian basins) and bounded on the north by the Nazca, South American, African, Indo-Australian, and Pacific plates.
  • anthropobiology — the biological study of the human species
  • anthropological — the science that deals with the origins, physical and cultural development, biological characteristics, and social customs and beliefs of humankind.
  • anthropologists — Plural form of anthropologist.
  • anti-allergenic — not aggravating an allergy; intended or prepared for those suffering from an allergy: antiallergenic cosmetics.
  • anti-commercial — of, relating to, or characteristic of commerce.
  • anti-federalism — U.S. History. a member or supporter of the Antifederal party.
  • anti-globalizer — a political activist who challenges the concept of globalization and promotes practices that do not cause environmental damage
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