a common nonmetallic element that is normally a colorless odorless tasteless inert diatomic gas; constitutes 78 percent of the atmosphere by volume; a constituent of all living tissues
lasting for a markedly brief time; "a fleeting glance"; "fugitive hours"; "rapid momentaneous association of things that meet and pass"; "a momentary glimpse"
the destruction of an enemy plane or ship or tank or missile; "the pilot reported two kills during the mission"
destroy a vitally essential quality of or in; "Eating artichokes kills the taste of all other foods"
cause to cease operating; "kill the engine"
tire out completely; "The daily stress of her work is killing her"
mark for deletion, rub off, or erase; "kill these lines in the President's speech"
cause to die; put to death, usually intentionally or knowingly; "This man killed several people when he tried to rob a bank"; "The farmer killed a pig for the holidays"
cause the death of, without intention; "She was killed in the collision of three cars"
deprive of life; "AIDS has killed thousands in Africa"
hit with great force; "He killed the ball"
hit with so much force as to make a return impossible, in racket games; "She killed the ball"
overwhelm with hilarity, pleasure, or admiration; "The comedian was so funny, he was killing me!"
be the source of great pain for; "These new shoes are killing me!"
thwart the passage of; "kill a motion"; "he shot down the student's proposal"
be fatal; "cigarettes kill"; "drunken driving kills"
any natural satellite of a planet; "Jupiter has sixteen moons"
the natural satellite of the Earth; "the average distance to the moon is 384,400 kilometers"; "men first stepped on the moon in 1969"
any object resembling a moon; "he made a moon lamp that he used as a night light"; "the clock had a moon that showed various phases"
United States religious leader (born in Korea) who founded the Unification Church in 1954; was found guilty of conspiracy to evade taxes (born in 1920)
not permanent; not lasting; "politics is an impermanent factor of life"- James Thurber; "impermanent palm cottages"; "a temperary arrangement"; "temporary housing"
information known only to a special group; "the secret of Cajun cooking"
something that should remain hidden from others (especially information that is not to be passed on); "the combination to the safe was a secret"; "he tried to keep his drinking a secret"
the next to highest level of official classification for documents
not expressed; "secret (or private) thoughts"
indulging only covertly; "a secret alcoholic"
communicated covertly; "their secret signal was a wink"; "secret messages"
not open or public; kept private or not revealed; "a secret formula"; "secret ingredients"; "secret talks"
not clearly understood or expressed; "an obscure turn of phrase"; "an impulse to go off and fight certain obscure battles of his own spirit"-Anatole Broyard; "their descriptions of human behavior become vague, dull, and unclear"- P.A.Sorokin; "vague...forms of speech...have so long passed for mysteries of science"- John Locke
not drawing attention; "an unnoticeable cigarette burn on the carpet"; "an obscure flaw"
not famous or acclaimed; "an obscure family"; "unsung heroes of the war"
make obscure or unclear; "The distinction was obscured"
make difficult to perceive by sight; "The foliage of the huge tree obscures the view of the lake"
make undecipherable or imperceptible by obscuring or concealing; "a hidden message"; "a veiled threat"
make less visible or unclear; "The stars are obscured by the clouds"