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| a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question. |
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
microgram mi·cro·gram (mī'krə-grām')
n.
Abbr. μg A unit of weight equal to one-millionth (10-6) of a gram.