11-letter words containing o, n, e, i, r
- anisopteran — belonging or pertaining to the suborder Anisoptera, comprising the dragonflies.
- anonymizers — Plural form of anonymizer.
- anorthosite — a coarse-grained plutonic igneous rock consisting almost entirely of plagioclase feldspar
- antagonizer — a person who antagonizes people, or provokes hostility: The leader was an antagonizer of the peasantry. Compare antagonist.
- antenniform — shaped like an antenna
- anteorbital — in front of the orbit of the eye
- anteportico — a lesser portico preceding a main portico.
- anteriority — situated before or at the front of; fore (opposed to posterior).
- anteversion — abnormal forward tilting of a bodily organ, esp the uterus
- antherozoid — one of many small male gametes produced in an antheridium
- anti-reform — the improvement or amendment of what is wrong, corrupt, unsatisfactory, etc.: social reform; spelling reform.
- antichoicer — someone who opposes the granting of pregnant women the choice to have an abortion
- antiforeign — opposed to or discriminating against foreigners or foreign countries
- antiheroine — a central female character in a novel, play, film, etc, who lacks the traditional heroic virtues
- 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
- antipoverty — acting against poverty
- antistrophe — the second of two movements made by a chorus during the performance of a choral ode
- 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)
- 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
- 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.
- 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.
- appropinque — to approach
- apron piece — (in a staircase) a header receiving the ends of rough strings, carriage pieces, and the joists of landings.
- arab legion — a police force (1920–56) under British supervision, responsible for keeping order among desert tribesmen in Trans-Jordan.
- arabinoside — a glycoside yielding arabinose when hydrolysed
- archaeornis — an extinct primitive Jurassic bird, formerly placed in the genus Archaeornis but now thought to be a species of archaeopteryx
- archegonial — relating to an archegonium
- archegonium — a female sex organ, occurring in mosses, spore-bearing vascular plants, and gymnosperms, that produces a single egg cell in its swollen base
- arctic zone — the section of the earth's surface lying between the Arctic Circle and the North Pole.
- arenicolous — growing or living in sand or sandy places
- areocentric — relating to a reference system which has Mars as its centre
- aroint thee — away! begone!
- arolla pine — a five-needled pine tree, Pinus cembra, found esp in mountain regions of Central Europe and yielding edible seeds
- arrestation — the slowing or stopping of the development or progress of something
- arytenoidal — relating to the arytenoid cartilages in the larynx and also to other parts relating to them
- asperations — Plural form of asperation.
- aspergation — the action of sprinkling, suffusing or irrigating with water
- assertation — An assertion, statement of opinion.
- asteroidean — an echinoderm of the class Asteroidea, comprising the starfishes.
- astronomize — to practise or study astronomy or engage in astronomical matters
- atherogenic — causing atheroma
- atriopeptin — any of several peptide hormones that are released by the atria of the heart in response to an abnormal increase in blood volume and that modulate blood pressure and the excretion of sodium, potassium, and water. Abbreviation: ANF.