an unstable construction with playing cards; "he built three levels of his cardcastle before it collapsed"
a speculative scheme that depends on unstable factors that the planner cannot control; "his proposal was nothing but a house of cards"; "a real estate bubble"
a silver-white metallic element of the platinum group that resembles platinum; occurs in some copper and nickel ores; does not tarnish at ordinary temperatures and is used (alloyed with gold) in jewelry
the lens or system of lenses in a telescope or microscope that is nearest the object being viewed
belonging to immediate experience of actual things or events; "objective benefits"; "an objective example"; "there is no objective evidence of anything of the kind"
undistorted by emotion or personal bias; based on observable phenomena; "an objective appraisal"; "objective evidence"
emphasizing or expressing things as perceived without distortion of personal feelings, insertion of fictional matter, or interpretation; "objective art"
serving as or indicating the object of a verb or of certain prepositions and used for certain other purposes; "objective case"; "accusative endings"
a filamentous projection or process on an organism
any of the cylindrical filaments characteristically growing from the epidermis of a mammal; "there is a hair in my soup"
a covering for the body (or parts of it) consisting of a dense growth of threadlike structures (as on the human head); helps to prevent heat loss; "he combed his hair"; "each hair consists of layers of dead keratinized cells"
filamentous hairlike growth on a plant; "peach fuzz"
a score in American football; a player is tackled behind his own goal line
a safe place; "He ran to safety"
the state of being certain that adverse effects will not be caused by some agent under defined conditions; "insure the safety of the children"; "the reciprocal of safety is risk"