Difference between Empress and Queen

Empress

Part of speech: noun

Definition: The wife or widow of an emperor or equated ruler (e.g. Persian shah). The female monarch of an empire.

Queen

Part of speech: noun

Definition: A female monarch. Example: Queen VictoriaThe wife or widow of a king. Example: Queen Elizabeth, the Queen MotherThe most powerful piece, able to move any number of spaces horizontally, vertically, or diagonally.A playing card with the picture of a queen on its face, the twelfth card in a given suit.A powerful or forceful female person.An effeminate male homosexual. See drag queen.A reproductive female animal in a hive, such as an ant, bee, termite or waspAn adult female cat valued for breeding. See tom.

Part of speech: verb

Definition: to make a queento promote a pawn, usually to a queen.To sit on the face of (a partner) to receive oral sex.

Example sentence: I love the Queen. I love the whole fairy tale of the Royal Family; the Crown Jewels; Buckingham Palace; the tourist attraction. But really, is that what we've got a monarchy for? It's just for tourism, and then you survive and live off taxpayers' money?