|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.|
|equipotential (ē'kwə-pə-těn'shəl, ěk'wə-) Pronunciation Key
A surface within a region containing a potential (typically electric potential), such that all the points on the surface have equal potential.