9-letter words containing n, u
- antennule — one of a pair of small mobile appendages on the heads of crustaceans in front of the antennae, usually having a sensory function
- anthodium — the flower head or bracts of a composite plant, as in daisies or asters
- anthurium — any of various tropical American aroid plants constituting the genus Anthurium, many of which are cultivated as house plants for their showy foliage and their flowers, which are borne in a long-stalked spike surrounded by a flaring heart-shaped white or red bract
- anti-drug — opposing or restricting the use of narcotics or other drugs of abuse: to enact stricter antidrug laws.
- antiabuse — designed to prevent abuse
- antiauxin — a substance acting against auxin
- antibully — Intended to counter bullying.
- antibuser — someone who opposes busing
- antifraud — acting against fraud
- antigonus — (Gonatus) c319–239 b.c, king of Macedonia 283–239 (son of Demetrius I).
- antihuman — opposed to or hostile to humanity, inhuman
- antimusic — any form of music intended to overthrow traditional conventions and expectations
- antinuker — a person who is opposed to nuclear weapons or energy
- antiochus — name of thirteen kings of the Seleucid dynasty of Syria
- antiquark — the antiparticle of a quark
- antiquary — An antiquary is a person who studies the past, or who collects or buys and sells old and valuable objects.
- antiquate — to make obsolete or old-fashioned
- antiquely — in an antique manner
- antiquers — a person who takes a special interest in antiques; a collector of antiquities; antiquary.
- antiquing — of or belonging to the past; not modern.
- antiquity — Antiquity is the distant past, especially the time of the ancient Egyptians, Greeks, and Romans.
- antiserum — blood serum containing antibodies against a specific antigen, used to treat or provide immunity to a disease
- antitauon — (physics) the antiparticle of the tauon.
- antitrust — In the United States, antitrust laws are intended to stop large firms taking over their competitors, fixing prices with their competitors, or interfering with free competition in any way.
- antitumor — Inhibiting the development of a tumor.
- antiulcer — acting against ulcers
- antiunion — opposed to trade unions
- antiurban — opposed to the urban environment or urban life
- antivirus — a piece of software designed to prevent viruses entering a computer system or network
- antonescu — Ion. 1882–1946, Romanian general and statesman; appointed prime minister (1940) by King Carol II. He was executed for war crimes
- antoninus — Marcus Aurelius, Marcus Aurelius.
- anucleate — (of a cell) having no nucleus
- anxiously — full of mental distress or uneasiness because of fear of danger or misfortune; greatly worried; solicitous: Her parents were anxious about her poor health.
- apneustic — of or relating to apneusis
- apronfuls — Plural form of apronful.
- aqua-lung — a type of scuba apparatus no longer much used
- aquagenic — (medicine, dermatology) Caused by contact with water.
- aquanauts — Plural form of aquanaut.
- aquaplane — a single board on which a person stands and is towed by a motorboat at high speed, as in water skiing
- aquaporin — any one of a group of proteins in cell membranes that allow the passage of water across the membrane
- aquatinta — (dated, arts) aquatint.
- aquatints — Plural form of aquatint.
- aquitaine — a region of SW France, on the Bay of Biscay: a former Roman province and medieval duchy. It is generally flat in the west, rising to the slopes of the Massif Central in the northeast and the Pyrenees in the south; mainly agricultural
- araucania — a region of central Chile, inhabited by Araucanian Indians
- arbuthnot — John. 1667–1735, Scottish physician and satirist: author of The History of John Bull (1712) and, with others, of the Memoirs of Martinus Scriblerus (1741)
- arcminute — unit of angular measurement, 1⁄60 of a degree
- arcturian — a first-magnitude star in the constellation Boötes.
- arcuation — the use of arches or vaults in buildings
- argentous — of or containing silver in the monovalent state
- argonauts — Classical Mythology. a member of the band of men who sailed to Colchis with Jason in the ship Argo in search of the Golden Fleece.