15-letter words containing a, n
- american legion — an association of former member of the US armed forces
- american linden — any tree of the genus Tilia, as T. americana (American linden) or T. europaea (European linden) having fragrant yellowish-white flowers and heart-shaped leaves, grown as an ornamental or shade tree. Compare linden family.
- american marten — pine marten (def 2).
- american smooth — a style of competitive ballroom dancing which incorporates elements of Latin dance
- american wigeon — a bird of North America, Anas americana, that is similar to the wigeon; the male has a white crown
- americanization — Americanization is the process by which people or countries become more and more similar to Americans and the United States.
- americanologist — a foreign expert or specialist in American cultural or political matters: a leading Americanologist in the Kremlin.
- amicable number — either of a pair of positive integers in which each member is equal to the sum of the submultiples of the other, as 220 and 284.
- aminoglycosides — Plural form of aminoglycoside.
- ammunition belt — a belt for carrying ammunition
- ammunition clip — a device for storing rounds of ammunition and feeding them into a weapon
- ammunition dump — a place where ammunition is left
- amyl propionate — a colorless liquid, C 8 H 16 O 2 , having an applelike odor, used chiefly as a scent in the manufacture of flavorings and perfume.
- an axe to grind — an ulterior motive
- anacoluthically — in an anacoluthic manner
- anacostia river — a river in the District of Columbia flowing into the Potomac River. about 24 miles (39 km) long.
- anaesthesiology — the science of administering anesthetics.
- anaesthetically — by means of an anaesthetic
- anagrammatizing — Present participle of anagrammatize.
- analog computer — a mechanical, electrical, or electronic computer that performs arithmetical operations by using some variable physical quantity, such as mechanical movement or voltage, to represent numbers
- analogous color — Art. any one of a group of related colors that are near each other on the color wheel, a circular chart that shows gradations of color: Red, orange, and yellow are analogous colors. Compare complementary color (def 1a).
- anamorphic lens — a component in the optical system of a film projector for converting standard 35mm film images into wide-screen format
- anchorage point — a point to which something such as the straps securing a childseat can be safely attached
- ancient history — Ancient history is the history of ancient civilizations, especially Greece and Rome.
- 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)
- andes lightning — an electrical discharge of the corona type, occurring over mountains when the atmosphere is electrically disturbed.
- andrada e silva — José Bonifacio de [zhaw-ze baw-nee-fah-syoo di] /ʒɔˈzɛ ˌbɔ niˈfɑ syʊ dɪ/ (Show IPA), 1763–1838, Brazilian statesman and scientist: architect of Brazilian independence.
- andrew carnegie — Andrew, 1835–1919, U.S. steel manufacturer and philanthropist, born in Scotland.
- andrew of crete — a.d. c650–730, Greek poet and Orthodox archbishop of Crete.
- andrographolide — (organic compound) A bitter labdane diterpenoid that is the main bioactive component of the medicinal plant Andrographis paniculata, effective against certain cancers.
- andromonoecious — (of a plant species) having hermaphrodite and male flowers on the same plant
- androstenedione — a weak hormone, C19H26O2, produced by the ovaries, testes, and adrenal glands as a precursor to estrogen, testosterone, etc.: formerly taken in a concentrated tablet or capsule form as by some bodybuilders
- aneroid capsule — a box or chamber of thin metal, partially exhausted of air, used in the aneroid barometer and pressure altimeter.
- anesthetization — to render physically insensible, as by an anesthetic.
- anfractuosities — Plural form of anfractuosity.
- angel food cake — a light, spongy, white cake made with egg whites and no shortening
- angel's-trumpet — any of several plants belonging to the genera Brugmansia and Datura, of the nightshade family, having large, trumpet-shaped flowers in a variety of colors.
- 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.
- angiotensin iii — any of three oligopeptides occurring in plasma, an inactive form (angiotensin I) and two varieties (angiotensin II and angiotensin III) that elevate blood pressure and stimulate the adrenal cortex to secrete aldosterone.
- angle of attack — the acute angle between the chord line of an aerofoil and the undisturbed relative airflow
- angle of repose — the maximum angle to the horizontal at which rocks, soil, etc, will remain without sliding
- anglican church — any Church of the Anglican Communion or the Anglican Communion itself
- angry young man — one of several British novelists and playwrights of the 1950s who shared a hostility towards the established traditions and ruling elements of their country
- angry young men — a group of young writers in Great Britain after WWII, bitterly critical of upper-class and middle-class values, practices, etc.
- angular measure — the units used to measure angles. Compare angle1 (def 1c).
- angustirostrate — having a narrow, beak-like part
- animal behavior — behavior (def 2).