9-letter words containing a, d, r
- amaryllid — a plant of the amaryllis family
- amiloride — a potassium-sparing diuretic, C 6 H 8 ClN 7 O, used in the treatment of hypertension.
- amortised — Finance. to liquidate or extinguish (a mortgage, debt, or other obligation), especially by periodic payments to the creditor or to a sinking fund. to write off a cost of (an asset) gradually.
- amortized — Finance. to liquidate or extinguish (a mortgage, debt, or other obligation), especially by periodic payments to the creditor or to a sinking fund. to write off a cost of (an asset) gradually.
- ampersand — An ampersand is the sign &, used to represent the word 'and.'
- amsterdam — the commercial capital of the Netherlands, a major industrial centre and port on the IJsselmeer, connected with the North Sea by canal: built on about 100 islands within a network of canals. Pop: 737 000 (2003 est)
- amu darya — a river in central Asia, rising in the Pamirs and flowing northwest through the Hindu Kush and across Turkmenistan and Uzbekistan to its delta in the Aral Sea: forms much of the N border of Afghanistan and is important for irrigation. Length: 2400 km (1500 miles)
- anandrous — (of flowers) having no stamens
- anderssen — Adolf (ˈaːdɔlf). 1818–79, German chess player: noted for the incisiveness of his combination play
- andorra-i — (language) A parallel logic programming language with the OR-parallelism of Aurora and the AND-parallelism of Parlog.
- andradite — a yellow, green, or brownish-black garnet that consists of calcium iron silicate and is used as a gemstone. Formula: Ca3Fe2(SiO4)3
- andragogy — the methods or techniques used to teach adults: Many educators believe that the principles of andragogy, as advanced by Malcolm Knowles, have great relevance to adult education; others are not so certain.
- androcles — (in Roman legend) a slave whose life was spared in the arena by a lion from whose paw he had once extracted a thorn
- androgens — Plural form of androgen.
- androgeus — a son of Minos and Pasiphaë who fell victim to Athenian King Aegeus: in revenge, Minos waged war on the Athenians and forced them to send a tribute of seven maidens and seven youths to the Minotaur every nine years.
- androgyne — an androgynous plant or animal
- androgyny — Androgyny is the state of being neither distinctly masculine nor distinctly feminine.
- androides — Dated form of android.
- andrology — the branch of medicine concerned with diseases in men, esp of the reproductive organs
- andromeda — the daughter of Cassiopeia and wife of Perseus, who saved her from a sea monster
- androsace — any plant of the genus Androsace, of the primrose family, having basal leaves and white or reddish flowers.
- anhungred — very hungry
- anhydrase — an enzyme that catalyses the removal of water
- anhydrate — (organic chemistry) An acid anhydride.
- anhydride — a compound that has been formed from another compound by dehydration
- anhydrite — a colourless or greyish-white mineral, found in sedimentary rocks. It is used in the manufacture of cement, fertilizers, and chemicals. Composition: anhydrous calcium sulphate. Formula: CaSO4. Crystal structure: orthorhombic
- anhydrous — containing no water, esp no water of crystallization
- anode ray — a stream of positive ions traveling from a metallic anode to the cathode in a gas-discharge tube.
- antegrade — Moving or directed forward.
- anthropod — Misspelling of arthropod.
- anti-drug — opposing or restricting the use of narcotics or other drugs of abuse: to enact stricter antidrug laws.
- antidoron — consecrated bread
- antidraft — opposed to compulsory military service or conscription
- antifraud — acting against fraud
- antiradar — (of a missile or other weapon) designed to destroy radar detection equipment
- antitrade — a wind in the upper atmosphere blowing in the opposite direction from and above the trade winds
- antiworld — a hypothetical or supposed world or universe composed of antimatter
- apartheid — Apartheid was a political system in South Africa in which people were divided into racial groups and kept apart by law.
- apeldoorn — a town in the Netherlands, in central Gelderland province: nearby is the summer residence of the Dutch royal family. Pop: 156 000 (2003 est)
- aperiodic — not periodic; not occurring at regular intervals
- apertured — having an aperture
- aphorized — Simple past tense and past participle of aphorize.
- aphrodite — the goddess of love and beauty, daughter of Zeus
- apodiform — (zoology) Belonging to the order Apodiformes, including swifts and hummingbirds.
- appareled — Simple past tense and past participle of apparel.
- applauder — One who applauds.
- appraised — Simple past tense and past participle of appraise.
- apprehend — If the police apprehend someone, they catch them and arrest them.
- appressed — pressed closely against, but not joined to, a surface
- aquaboard — a board that can be used to ride on water