Origin: 1325–75; Middle English < Latin aeternus, contraction of aeviternus, equivalent to aev(um) age + -i--i- + -ternus, extended form of -ernus suffix of temporal adjectives
a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.
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.