(bridge) a playing card with a value sufficiently high to insure taking a trick in a particular suit; "if my partner has a spade stopper I can bid no trump"
close or secure with or as if with a stopper; "She stoppered the wine bottle"; "The mothers stoppered their babies' mouths with pacifiers"
shut out from view or get in the way so as to hide from sight; "The thick curtain blocked the action on the stage"; "The trees obstruct my view of the mountains"
hinder or prevent the progress or accomplishment of; "His brother blocked him at every turn"
people having common origins or traditions and often comprising a nation; "immigrants of the same nationality often seek each other out"; "such images define their sense of nationality"
the status of belonging to a particular nation by birth or naturalization
a state or territory partly controlled by (but not a possession of) a stronger state but autonomous in internal affairs; protectorates are established by treaty
a knowledge domain that you are interested in or are communicating about; "it was a limited domain of discourse"; "here we enter the region of opinion"; "the realm of the occult"
territory over which rule or control is exercised; "his domain extended into Europe"; "he made it the law of the land"
the set of values of the independent variable for which a function is defined
a reference work (often in several volumes) containing articles on various topics (often arranged in alphabetical order) dealing with the entire range of human knowledge or with some particular specialty