15-letter words that end in s
- amaryllidaceous — of, relating to, or belonging to the Amaryllidaceae, a family of widely cultivated flowering plants having bulbs and including the amaryllis, snowdrop, narcissus, and daffodil
- ambassadorships — Plural form of ambassadorship.
- aminoglycosides — Plural form of aminoglycoside.
- anamorphic lens — a component in the optical system of a film projector for converting standard 35mm film images into wide-screen format
- ancient of days — a name for God, originating in the Authorized Version of the Old Testament (Daniel 7:9)
- ancylostomiasis — infestation of the human intestine with blood-sucking hookworms, causing progressive anaemia
- andaman islands — a group of islands in the E Bay of Bengal, part of the Indian territory of the Andaman and Nicobar Islands. Area: 6408 sq km (2474 sq miles). Pop: 314 804 (2001)
- andromonoecious — (of a plant species) having hermaphrodite and male flowers on the same plant
- anfractuosities — Plural form of anfractuosity.
- angina pectoris — a sudden intense pain in the chest, often accompanied by feelings of suffocation, caused by momentary lack of adequate blood supply to the heart muscle
- angiomyolipomas — Plural form of angiomyolipoma.
- ankylostomiasis — ancylostomiasis
- annus mirabilis — a year of wonders, catastrophes, or other notable events
- antenatal class — a class that women attend when they are pregnant to learn how to stay healthy, cope with the birth, look after the newborn baby etc
- anthony burgess — Anthony, 1917–93, English novelist and critic.
- anthony hawkins — Sir Anthony Hope ("Anthony Hope") 1863–1933, English novelist and playwright.
- anthropogenesis — the study of the origins of man
- anthropologists — Plural form of anthropologist.
- anthropometrics — the science of measuring the size and proportions of the human body (called anthropometry), especially as applied to the design of furniture and machines.
- anthropophagous — Who practices anthropophagy.
- antiarrhythmics — Plural form of antiarrhythmic.
- anticarcinogens — Plural form of anticarcinogen.
- anticonvulsants — Plural form of anticonvulsant.
- antidepressants — of or relating to a substance that is used in the treatment of mood disorders, as characterized by various manic or depressive affects.
- antifederalists — Plural form of antifederalist.
- antilock brakes — brakes fitted to some road vehicles that prevent skidding and improve control by sensing and compensating for overbraking
- antimetabolites — Plural form of antimetabolite.
- antiperistalses — Plural form of antiperistalsis.
- antiperistalsis — contractions of the intestine that force the contents in the opposite direction to the normal
- antiperspirants — Plural form of antiperspirant.
- antipositivists — Plural form of antipositivist.
- antiretrovirals — Plural form of antiretroviral.
- antituberculous — (medicine) Acting to combat or counteract tuberculosis.
- anybody's guess — a person of some importance: If you're anybody, you'll receive an invitation.
- aortic stenosis — abnormal narrowing of the aorta, especially of its orifice, usually as a result of rheumatic fever or embryologic anomalies.
- apolipoproteins — Plural form of apolipoprotein.
- apostolicalness — The state or quality of being apostolical.
- apprenticeships — Plural form of apprenticeship.
- approach lights — lights on the runway that guide planes coming in to land
- appropriateness — suitable or fitting for a particular purpose, person, occasion, etc.: an appropriate example; an appropriate dress.
- approximateness — The quality of being approximate.
- arabic numerals — the figures 1, 2, 3, 4, 5, 6, 7, 8, 9, and the 0 (zero) that originated in India; Hindu-Arabic numerals
- ariboflavinosis — a condition resulting from a dietary deficiency of riboflavin
- armes parlantes — arms using devices to illustrate the name of the bearers, such as a rose and a wall to illustrate the name Rosewall
- army air forces — a unit comprising almost all aviation, with its personnel, equipment, etc.: it became part of the Air Force on July 26, 1947.
- arrondissements — Plural form of arrondissement.
- arts and crafts — decorative handicraft and design, esp that of the Arts and Crafts movement, in late nineteenth-century Britain, which sought to revive medieval craftsmanship
- asclepiadaceous — of, relating to, or belonging to the Asclepiadaceae, a family of mostly tropical and subtropical flowering plants, including the milkweed and swallowwort, having pollen in the form of a waxy mass (pollinium): now usually regarded as a subfamily of the Apocynaceae
- ascribed status — the social position assigned to a person on the basis of kinship, ethnic group, sex, etc.
- assemblypersons — Plural form of assemblyperson.