9-letter words containing a, d, r, t
- afterdamp — a poisonous mixture of gases containing carbon dioxide, carbon monoxide, and nitrogen formed after the explosion of firedamp in coal mines
- afterdeck — the unprotected deck behind the bridge of a ship
- afterload — (physiology) The load on a working muscle from a constant opposing force.
- afterward — If you do something or if something happens afterward, you do it or it happens after a particular event or time that has already been mentioned.
- afterword — An afterword is a short essay at the end of a book, usually written by the author.
- airlifted — Simple past tense and past participle of airlift.
- aldershot — a town in S England, in Hampshire: site of a large military camp. Pop: 58 170 (2001)
- altdorfer — Albrecht (ˈalbrɛçt). ?1480–?1538, German painter and engraver: one of the earliest landscape painters
- amaritude — Bitterness.
- 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.
- 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)
- andradite — a yellow, green, or brownish-black garnet that consists of calcium iron silicate and is used as a gemstone. Formula: Ca3Fe2(SiO4)3
- anhydrate — (organic chemistry) An acid anhydride.
- 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
- 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.
- apertured — having an aperture
- aphrodite — the goddess of love and beauty, daughter of Zeus
- aquitards — Plural form of aquitard.
- areolated — marked by areolae
- aridities — being without moisture; extremely dry; parched: arid land; an arid climate.
- arillated — (of seeds) having an aril
- aristides — known as Aristides the Just. ?530–?468 bc, Athenian general and statesman, who played a prominent part in the Greek victories over the Persians at Marathon (490), Salamis (480), and Plataea (479)
- arrogated — Simple past tense and past participle of arrogate.
- artevelde — Jacob van1290?-1345; Fl. statesman
- arthrodia — a joint
- arthropod — any invertebrate of the phylum Arthropoda, having jointed limbs, a segmented body, and an exoskeleton made of chitin. The group includes the crustaceans, insects, arachnids, and centipedes
- arytenoid — denoting either of two small cartilages of the larynx that are attached to the vocal cords
- asiderite — an iron-free meteorite consisting of friable material.
- aspirated — (of a stop) articulated with some force, so that breath escapes with audible friction as the stop is released
- asteroids — Plural form of asteroid.
- astraddle — with a leg on either side of something
- astricted — Simple past tense and past participle of astrict.
- astringed — to compress; bind together; constrict.
- astrodome — a transparent dome on the top of an aircraft, through which observations can be made, esp of the stars
- at a word — at once
- at hazard — at risk; in danger
- at random — If you choose people or things at random, you do not use any particular method, so they all have an equal chance of being chosen.
- atrophied — exhibiting or affected with atrophy; wasted; withered; shriveled: an atrophied arm; an atrophied talent.
- attainder — (formerly) the extinction of a person's civil rights resulting from a sentence of death or outlawry on conviction for treason or felony
- attenders — Plural form of attender.