|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.|
|a chattering or flighty, light-headed person.|
prevalence prev·a·lence (prěv'ə-ləns)
The total number of cases of a disease in a given population at a specific time.