| a chattering or flighty, light-headed person. |
| 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. |
zeta ze·ta (zā'tə, zē'-)
n.
Symbol ζ The sixth letter of the greek alphabet.
| ZETA zero energy thermonuclear assembly |