| 1. | Also called interrogation point, interrogation mark. a mark indicating a question: usually, as in English, the mark (?) placed after a question. |
| 2. | something unanswered or unknown: His identity is still a question mark to most of us. |
| 3. | an anglewing butterfly, Polygonia interrogationis, having silver spots shaped like a question mark on the underside of each hind wing. |
] | Dictionary.com Unabridged (v 1.1) Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006. |
Question mark
To learn more about Question mark visit Britannica.com
| © 2008 Encyclopædia Britannica, Inc. |
| question mark
n. A punctuation symbol (?) written at the end of a sentence or phrase to indicate a direct question. Also called interrogation point. |
| The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2006 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. |
| question mark | |
noun | |
| a punctuation mark (?) placed at the end of a sentence to indicate a question |
| WordNet® 3.0, © 2006 by Princeton University. |
question mark
A punctuation mark (?) that follows a direct question: “Is Ralph really seven feet tall?”
[Chapter:] Conventions of Written English
| The American Heritage® New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. |
question mark character
"?", ASCII character 63.
Common names: query; ITU-T: question mark; ques. Rare: whatmark; INTERCAL: what; wildchar; huh; hook; buttonhook; hunchback.
Question mark is used, along with colon for C's lazy triadic "if" operator (similar to the IIF function in Visual Basic). The expression x?y:z evaluates x, then if x is true it returns y else it returns z.
In Unix shell file name patterns, question mark matches any single character.
(2003-06-17)
| The Free On-line Dictionary of Computing, © 1993-2007 Denis Howe |
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