11-letter words containing a, p, r, o, s
- 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.
- appressoria — a flattened and thickened tip of a hyphal branch, formed by some parasitic fungi, that facilitates penetration of the host plant.
- aprioristic — belief in, or reliance upon, a priori reasoning, arguments, or principles.
- apron stage — a stage that projects into the auditorium so that the audience sit on three sides of it
- arabidopsis — Any cress (or related plant) of the genus Arabidopsis.
- archbishops — Plural form of archbishop.
- ars poetica — the art of poetry
- arsonphobia — Pyrophobia.
- arthroscope — a tubular instrument that is inserted into the capsule of a joint to examine the joint, extract tissue, etc
- arthroscopy — the use of an arthroscope to diagnose an injury to or disease of a joint or to perform minor surgery on a joint.
- arthrospore — a sporelike cell of ascomycetous fungi and some algae produced by a breaking of the hyphae
- ascriptions — Plural form of ascription.
- asperations — Plural form of asperation.
- aspergation — the action of sprinkling, suffusing or irrigating with water
- aspersorium — a basin containing holy water with which worshippers sprinkle themselves
- asphyxiator — to produce asphyxia in.
- aspirations — a strong desire, longing, or aim; ambition: intellectual aspirations.
- asportation — the removal or taking away of something
- asteropaeus — a Trojan ally slain by Achilles.
- astraphobia — a fear of thunder and lightning
- astrography — The art of describing or delineating the stars; a description or mapping of the heavens.
- astrophobia — A fear of stars and celestial space.
- astrophyton — The giant basket star, an early Mesozoic invertebrate.
- astrosphere — the part of the aster excluding the centrosome
- atmosphered — having an intellectual or psychological climate or feeling
- atmospheres — Plural form of atmosphere.
- atmospheric — Atmospheric is used to describe something which relates to the Earth's atmosphere.
- auditorship — the position or function of auditor
- avoirdupois — a system of weights used in many English-speaking countries. It is based on the pound, which contains 16 ounces or 7000 grains. 100 pounds (US) or 112 pounds (Brit) is equal to 1 hundredweight and 20 hundredweights equals 1 ton
- azoospermia — absence of spermatozoa in the semen
- backstopper — a wall, wire screen, or the like, serving to prevent a ball from going too far beyond the normal playing area.
- barber shop — A barber shop is a shop where a barber works.
- barber-shop — Also called, especially British, barber's shop. the place of business of a barber.
- barbershops — Plural form of barbershop.
- baroceptors — Plural form of baroceptor.
- base period — a neutral period used as a standard for comparison in constructing an index to express a variable factor: 100 is usually taken as the index number for the variable in the base period
- basepersons — Plural form of baseperson.
- basidiocarp — the fruiting body of basidiomycetous fungi; the mushroom of agarics
- bastard pop — a type of popular music in which two records, usually from different genres or eras, are blended together into a whole, often using the vocal performance from one and the instrumental from the other
- bean sprout — Bean sprouts are small, long, thin shoots grown from beans. They are frequently used in Chinese cookery.
- blastospore — a spore formed by budding, as in certain fungi
- bonapartism — a political system resembling the rules of the Bonapartes, esp Napoleon I and Napoleon III: centralized government by a military dictator, who enjoys popular support given expression in plebiscites
- bonapartist — an adherent of the Bonapartes or their policies.
- box spanner — a spanner consisting of a steel cylinder with a hexagonal end that fits over a nut: used esp to turn nuts in positions that are recessed or difficult of access
- boy soprano — a young male singer whose voice is in the soprano range and has not yet broken, esp one who performs solo