11-letter words containing o, a, r
- antiheroism — (literature) The quality of being an antihero.
- antihyperon — the antiparticle of the hyperon
- antileprosy — acting against leprosy
- antineutron — the antiparticle of a neutron; a particle having the same mass as the neutron but a magnetic moment of opposite sign
- antiphonary — a bound collection of antiphons, esp for use in the divine office
- antipopular — opposed to the people or to popular cause
- antipoverty — acting against poverty
- antiprotons — Plural form of antiproton.
- antipyrotic — relieving the pain and stimulating the healing of burns.
- antistrophe — the second of two movements made by a chorus during the performance of a choral ode
- antithyroid — acting against excessive thyroid activity
- antitumoral — Antitumor.
- antler moth — a European noctuid moth, Cerapteryx (or Charaeas) graminis, that has white antler-like markings on the forewings and produces larvae that periodically cause great damage to pastures and grasslands
- aortic arch — one member of a series of paired curved blood vessels that arise in the embryo from the ventral aorta, pass around the pharynx through the branchial arches, and join with the dorsal aorta to form the great vessels of the head and neck.
- aortoclasia — rupture of the aorta.
- aortography — an X-ray examination of the aorta
- apatosaurus — brontosaurus
- apertometer — an instrument for measuring the angular and numerical aperture of the objective lens of a microscope.
- apgar score — system for determining the condition of an infant at birth
- aphrodisiac — An aphrodisiac is a food, drink, or drug which is said to make people want to have sex.
- aplanospore — a nonmotile asexual spore produced by certain algae and fungi
- apodyterium — the changing room in an ancient Roman bathhouse
- apoferritin — a homogeneous protein, found especially in the intestinal mucosa and the liver, that interacts with a ferric hydroxide-ferric phosphate complex to form ferritin.
- apollinaire — Guillaume (ɡijom), real name Wilhelm Apollinaris de Kostrowitzki. 1880–1918, French poet, novelist, and dramatist, regarded as a precursor of surrealism; author of Alcoöls (1913) and Calligrammes (1918)
- apollinaris — an effervescent mineral water
- apomorphine — a white crystalline alkaloid, derived from morphine, that is used medicinally as an emetic, as an expectorant, and in Parkinson's disease. Formula: C17H17NO2
- aponeuroses — Plural form of aponeurosis.
- aponeurosis — a white fibrous sheet of tissue by which certain muscles are attached to bones
- aponeurotic — a whitish, fibrous membrane that connects a muscle to a bone or fascia.
- apoproteins — Plural form of apoprotein.
- apostlebird — an omnivorous bird, Struthidea cinerea, of eastern Australia, that has chiefly dark gray-brown plumage with white tail markings and is noted for its habit of traveling in groups of about 12 related individuals.
- apostrophes — Plural form of apostrophe.
- apostrophic — a digression in the form of an address to someone not present, or to a personified object or idea, as “O Death, where is thy sting?”.
- apostrophus — a symbol resembling a reversed letter C used in Roman numerals to denote large numbers
- apotropaism — the use of ritual or magic to ward off evil or bad luck
- apparations — Plural form of apparation.
- apparitions — Plural form of apparition.
- applicators — Plural form of applicator.
- applicatory — suitable for application
- apportioned — to distribute or allocate proportionally; divide and assign according to some rule of proportional distribution: to apportion expenses among the three men.
- apportioner — to distribute or allocate proportionally; divide and assign according to some rule of proportional distribution: to apportion expenses among the three men.
- apprecation — (obsolete) Earnest prayer; devout wish.
- appreciator — to be grateful or thankful for: They appreciated his thoughtfulness.
- appressoria — a flattened and thickened tip of a hyphal branch, formed by some parasitic fungi, that facilitates penetration of the host plant.
- approacheth — Archaic third-person singular form of approach.
- approaching — coming closer in time
- approbating — Present participle of approbate.
- approbation — Approbation is approval of something or agreement to it.
- approbative — showing approbation or approval
- approbatory — approving; expressing approbation.