question mark

Do you see this curious-looking mark in the margin? It is a little crooked mark with a dot at the bottom of it. It is a question mark. It always comes at the end of questions.

There’s a question mark over whether or not he’ll be fit for the next game.

Let us admit that the Platonic dialogue is an enigma—something perplexing and to be wondered at. The Platonic dialogue is one big question mark.

Question Mark (Polygonia interrogationis). Preferred host plants are elms (Ulmus spp.), hackberry (Celtis spp.), hops (Humulus spp.), nettle (Urtica spp.), and false nettle (Boehmeria cylindrica).