(US, law) The authority that a United States federal court has to hear a cause of action brought under the United States Constitution or federal statutes.

(television, radio) During a classroom quiz or game show, a question posed to two or more opponents where both are able to answer by signaling, and depending on the rules, the one that responds with a correct answer either takes control of the game or proceeds to advance to a subsequent round.

(logic, philosophy) A supposed paradox concerning whether chickens or chicken eggs existed first. / (logic, philosophy) A question to decide which of two interdependent things happened first.

Alternative spelling of chicken-or-egg question

The punctuation mark "¿", which is placed at the beginning of questions in Spanish and, less commonly, Catalan.

plural of inverted question mark

Indicates that the speaker wants to ask a question

(rhetoric) A question that presupposes some controversial premise, such that it cannot be directly answered without incriminating oneself or, at least, unintentionally conceding a point; a loaded question.

(historical) The question of which state(s) possessed, or should possess, control over (which parts of) Schleswig-Holstein.

Alternative letter-case form of Schleswig-Holstein Question