zeolite
1: any of a family of glassy minerals analogous to feldspar containing hydrated aluminum silicates of calcium or sodium or potassium; formed in cavities in lava flows and in plutonic rocks
zep
1: a large sandwich made of a long crusty roll split lengthwise and filled with meats and cheese (and tomato and onion and lettuce and condiments); different names are used in different sections of th...
Zephaniah
1: a Hebrew minor poet of the late 7th century BC [syn: {Sophonias}] 2: an Old Testament book telling the prophecies of Zephaniah which are concerned mainly with the approaching judgement by God upon ...
zephyr
1: a slight wind (usually refreshing); "the breeze was cooled by the lake"; "as he waited he could feel the air on his neck" [syn: {breeze}, {gentle wind}, {air}] 2: (Greek mythology) the Greek god of...
Zeppelin
1: German inventor who designed and built the first rigid motorized dirigible (1838-1917) [syn: {Count Ferdinand von Zeppelin}] 2: a large rigid dirigible designed to carry passengers or bombs [syn: {...
Zeppo
1: United States comedian; one of four brothers who made motion pictures together (1901-1979) [syn: {Marx}, {Herbert Marx}]
zero
1: indicating the absence of any or all units under consideration; "a zero score" [syn: {0}] 2: indicating an initial point or origin 3: of or relating to the null set (a set with no members) 4: havin...
zero coupon bond
1: a bond that is issued at a deep discount from its value at maturity and pays no interest during the life of the bond
zero hour
1: the time set for the start of an action or operation
zero in
1: direct onto a point or target, especially by automatic navigational aids [syn: {range in}, {home in}] 2: adjust (as by firing under test conditions) the zero of (a gun); "He zeroed in his rifle at ...
zero point
1: the quantity that registers a reading of zero on a scale [syn: {zero}]
zero tolerance
1: extreme intolerance of anti-social behavior (usually by an uncompromising application of the law); "he urged zero tolerance for priests who abuse children sexually"
zero-coupon security
1: a security that makes no interest payments but instead is sold at a deep discount from its face value
zero-sum game
1: a game in which the total of all the gains and losses is zero
zero-tolerance policy
1: any policy that allows no exception; "a zero-tolerance policy toward pedophile priests"
zeroth
1: preceding even the first
zeroth law of thermodynamics
1: the law that if two bodies are in thermal equilibrium with a third body then the first two bodies are in thermal equilibrium with each other
zest
1: vigorous and enthusiastic enjoyment [syn: {gusto}, {relish}, {zestfulness}] 2: a tart spiciness [syn: {nip}, {piquance}, {piquancy}, {tang}, {tanginess}] v : add herbs or spices to [syn: {spice}, {...
zestful
1: marked by spirited enjoyment [syn: {yeasty}, {zesty}, {barmy}]
zestfully
1: with zest; "she scrubbed the floors of the new apartment zestfully" [syn: {zestily}]
zestfulness
1: vigorous and enthusiastic enjoyment [syn: {gusto}, {relish}, {zest}]
zestily
1: with zest; "she scrubbed the floors of the new apartment zestfully" [syn: {zestfully}]
Zestril
1: an ACE inhibiting drug (trade names Prinivil or Zestril) administered as an antihypertensive and after heart attacks [syn: {lisinopril}, {Prinivil}]
zesty
1: having an agreeably pungent taste [syn: {piquant}, {savory}, {savoury}, {spicy}] 2: marked by spirited enjoyment [syn: {zestful}, {yeasty}, {barmy}]
zeta
1: the 6th letter of the Greek alphabet
Zetland
1: an archipelago of about 100 islands in the North Atlantic off the north coast of Scotland [syn: {Shetland}, {Shetland Islands}]
zeugma
1: use of a word to govern two or more words though appropriate to only one; "`Mr. Pickwick took his hat and his leave' is an example of zeugma"
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Zeus
1: (Greek mythology) the supreme god of ancient Greek mythology; son of Rhea and Cronus whom he dethroned; husband and brother of Hera; brother of Poseidon and Hades; father of many gods; counterpart ...
Zhou
1: the imperial dynasty of China from 1122 to 221 BC; notable for the rise of Confucianism and Taoism [syn: {Zhou dynasty}, {Chou}, {Chou dynasty}, {Chow}, {Chow dynasty}]
Zhou dynasty
1: the imperial dynasty of China from 1122 to 221 BC; notable for the rise of Confucianism and Taoism [syn: {Zhou}, {Chou}, {Chou dynasty}, {Chow}, {Chow dynasty}]
Zhou En-lai
1: Chinese revolutionary and communist leader (1898-1976) [syn: {Chou En-lai}]
Zhu Jiangi
1: a river in southeast China that flows into the South China Sea [syn: {Canton River}, {Chu Kiang}]
Zhuang
1: a branch of the Tai languages
Zhukov
1: Soviet general who during World War II directed the counteroffensive at Stalingrad and relieved Leningrad and captured Berlin (1896-1974) [syn: {Georgi Konstantinovich Zhukov}]
zidovudine
1: an antiviral drug (trade name Retrovir) used in the treatment of AIDS; adverse side effects include liver damage and suppression of the bone marrow [syn: {Retrovir}, {ZDV}, {AZT}]
Ziegfeld
1: United States theatrical producer noted for a series of extravagant revues known as the Ziegfeld Follies (1869-1932) [syn: {Flo Ziegfeld}, {Florenz Ziegfeld}]
Ziegler
1: German chemist honored for his research on polymers (1898-1973) [syn: {Karl Waldemar Ziegler}]
zig
1: an angular shape characterized by sharp turns in alternating directions [syn: {zigzag}, {zag}]
zigadene
1: any of various plants of the genus Zigadenus having glaucous leaves and terminal racemes of mostly white flowers; all are poisonous [syn: {death camas}]
Zigadenus
1: genus of mostly North American poisonous plants; sometimes placed in family Melanthiaceae [syn: {genus Zigadenus}]
Zigadenus elegans
1: plant of western North America having grasslike leaves and greenish-white flowers [syn: {alkali grass}]
Zigadenus glaucus
1: plant of eastern and central North America having creamy white flowers tinged with brown or purple; poisonous especially to grazing animals [syn: {white camas}]
Zigadenus nuttalli
1: a common perennial death camas; Tennessee to Kansas to Texas [syn: {poison camas}]
Zigadenus venenosus
1: plant of western North America to Mexico; poisonous especially to grazing animals [syn: {grassy death camas}, {Zigadenus venenosus gramineus}]
Zigadenus venenosus gramineus
1: plant of western North America to Mexico; poisonous especially to grazing animals [syn: {grassy death camas}, {Zigadenus venenosus}]
ziggurat
1: a rectangular tiered temple or terraced mound erected by the ancient Assyrians and Babylonians [syn: {zikkurat}, {zikurat}]
zigzag
1: having short sharp turns or angles n : an angular shape characterized by sharp turns in alternating directions [syn: {zig}, {zag}] adv : in a zigzag course or on a zigzag path; "birds flew zigzag a...
zikkurat
1: a rectangular tiered temple or terraced mound erected by the ancient Assyrians and Babylonians [syn: {ziggurat}, {zikurat}]
zikurat
1: a rectangular tiered temple or terraced mound erected by the ancient Assyrians and Babylonians [syn: {ziggurat}, {zikkurat}]
zilch
1: a quantity of no importance; "it looked like nothing I had ever seen before"; "reduced to nil all the work we had done"; "we racked up a pathetic goose egg"; "it was all for naught"; "I didn't hear...
zill
1: one of a pair of small metallic cymbals worn on the thumb and middle finger; used in belly dancing in rhythm with the dance
zillion
1: very large indeterminate number; "a zillion people were there" [syn: {a zillion}]
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