15-letter words containing o, i, l, s, a, n
- ariboflavinosis — a condition resulting from a dietary deficiency of riboflavin
- aristotelianism — a philosophical tradition based on the wide-ranging belief system of Aristotle
- arrivals lounge — a waiting area for people meeting passengers
- ascending colon — the first portion of the colon, beginning at the cecum in the lower right abdominal cavity and continuing upward along the right posterior abdominal wall to approximately the lower ribs.
- assign a policy — If you assign a policy, you transfer legal ownership of an insurance policy to another person.
- assimilationism — the theory of promoting the incorporation and mixing of different groups in society
- assimilationist — a person who favours and promotes the incorporation and mixing of different groups in society
- association law — any law governing the association of ideas
- astronautically — In an astronautic way.
- at pistol point — being under or using the threat of being shot
- atlantic salmon — a valuable food and game fish, Salmo salar, mainly of northern coastal Atlantic waters or, when spawning, in freshwater streams tributary to the ocean.
- atlas mountains — a mountain system of N Africa, between the Mediterranean and the Sahara. Highest peak: Mount Toubkal, 4165 m (13 664 ft)
- atrabiliousness — The state or quality of being characterized by melancholy or glumness.
- autocannibalism — The eating of part of one's own body.
- balanoposthitis — An inflammation of the glans penis and the prepuce.
- bandstop filter — A bandstop filter is a filter designed to eliminate all frequencies within a band of frequencies.
- barbizon school — a group of French painters of landscapes of the 1840s, including Théodore Rousseau, Daubigny, Diaz, Corot, and Millet
- battle stations — the places to which soldiers, sailors, warships, etc. are assigned for a battle or an emergency
- bedloe's island — Liberty Island
- binomial series — an infinite series obtained by expanding a binomial raised to a power that is not a positive integer.
- bishop auckland — a town in N England, in central Durham: seat of the bishops of Durham since the 12th century: light industries. Pop: 24 764 (2001)
- bituminous coal — a soft black coal, rich in volatile hydrocarbons, that burns with a smoky yellow flame. Fixed carbon content: 46–86 per cent; calorific value: 1.93 × 107 – 3.63 × 107 J/kg
- black mountains — a mountain range running from N Monmouthshire and SE Powys (Wales) to SW Herefordshire (England). Highest peak: Waun Fach, 811 m (2660 ft)
- blast injection — the injection of liquid fuel directly into the cylinder of an internal-combustion engine using a blast of high-pressure air to atomize the spray of fuel
- blasting powder — a form of gunpowder made with sodium nitrate instead of saltpeter, used chiefly for blasting rock, ore, etc.
- boarding school — A boarding school is a school which some or all of the pupils live in during the school term. Compare day school.
- borderline case — a person or thing that is not clearly classifiable as something
- bristol channel — an inlet of the Atlantic, between S Wales and SW England, merging into the Severn estuary. Length: about 137 km (85 miles)
- bristol fashion — clean and neat, with newly painted and scrubbed surfaces, brass polished, etc
- bronchial tubes — the bronchi or their smaller divisions
- bulimia nervosa — a disorder characterized by compulsive overeating followed by vomiting: sometimes associated with anxiety about gaining weight
- california rose — a cultivated variety of a bindweed, Calystegia hederacea, having showy, double, rose-colored flowers.
- cannibalisation — Alternative form of cannibalization.
- capitalizations — Plural form of capitalization.
- capitulationism — advocacy or approval of capitulation.
- capitulationist — advocacy or approval of capitulation.
- cardinal points — the four main points of the compass: north, south, east, and west
- cardinal vowels — a set of theoretical vowel sounds, based on the shape of the mouth needed to articulate them, that can be used to classify the vowel sounds of any speaker in any language
- cast-iron plant — any of several plants belonging to the genus Aspidistra, of the lily family, native to eastern Asia, especially A. eliator, having large evergreen leaves often striped with white, and grown as a houseplant.
- categoricalness — The quality of being categorical, positive, or absolute.
- charles simonyi — (person) Microsoft programmer, most famously responsible for Hungarian Notation. Simonyi was born in Budapest in 1948, and for more than a decade was senior programmer at Microsoft in Redmond.
- chemosterilants — Plural form of chemosterilant.
- chief constable — A Chief Constable is the officer who is in charge of the police force in a particular county or area in Britain.
- chimney swallow — another name for common swallow
- cholangiectasis — Dilation of the bile ducts.
- choral speaking — recitation of poetry, dramatic pieces, etc. by a chorus of speakers
- chorioallantois — the membrane of a fetus that is formed by the merging of the allantois and the chorion
- church slavonic — Old Church Slavonic, esp as preserved in the liturgical use of the Orthodox church
- circularisation — Alternative spelling of circularization.
- class inclusion — the relation between two classes in which all members of one class are included in the other, as in the proposition “All humans are animals.”.