11-letter words containing a, n, o
- apocynthion — the point at which a spacecraft in lunar orbit is farthest from the moon
- apodization — (mathematics) Any of several techniques to modify the form of a mathematical function, or of a spectrum etc. by smoothing or removing irregularities.
- 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
- apollonicon — a large chamber organ with keyboards and barrels
- apologising — to offer an apology or excuse for some fault, insult, failure, or injury: He apologized for accusing her falsely.
- apologizing — Present participle of apologize.
- 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.
- apparations — Plural form of apparation.
- apparitions — Plural form of apparition.
- appellation — An appellation is a name or title that a person, place, or thing is given.
- application — An application for something such as a job or membership of an organization is a formal written request for it.
- appointable — to name or assign to a position, an office, or the like; designate: to appoint a new treasurer; to appoint a judge to the bench.
- appointment — The appointment of a person to a particular job is the choice of that person to do it.
- 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.
- appositions — Plural form of apposition.
- apprecation — (obsolete) Earnest prayer; devout wish.
- approaching — coming closer in time
- approbating — Present participle of approbate.
- approbation — Approbation is approval of something or agreement to it.
- appropinque — to approach
- approvement — (obsolete, Old English law) Improvement of common lands by converting them for advantage of the landlord.
- approvingly — to speak or think favorably of; pronounce or consider agreeable or good; judge favorably: to approve the policies of the administration.
- approximant — an articulation in which one articulator is close to another, but not sufficiently so to form a stop or a fricative.
- apron piece — (in a staircase) a header receiving the ends of rough strings, carriage pieces, and the joists of landings.
- apron stage — a stage that projects into the auditorium so that the audience sit on three sides of it
- 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
- arabization — transfer to Arab control
- arachidonic — related to arachidonic acid or the derivatives of arachidonic acid
- arachnoidal — relating to the arachnoid
- arachnology — the study of arachnids
- arakan yoma — a mountain range in Myanmar, between the Irrawaddy River and the W coast: forms a barrier between Myanmar and India; teak forests
- araneomorph — (zoology) Any of the Araneomorphae, a suborder of spiders whose fangs cross with a pinching action.
- arbitration — Arbitration is the judging of a dispute between people or groups by someone who is not involved.
- arborescent — having the shape or characteristics of a tree
- arc-boutant — flying buttress.
- archaeornis — an extinct primitive Jurassic bird, formerly placed in the genus Archaeornis but now thought to be a species of archaeopteryx
- archdeacons — Plural form of archdeacon.
- 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
- archenteron — the cavity within an embryo at the gastrula stage of development that eventually becomes the digestive cavity
- arctic zone — the section of the earth's surface lying between the Arctic Circle and the North Pole.
- arduousness — requiring great exertion; laborious; difficult: an arduous undertaking.