Akademik

signed
adjective
1. having a handwritten signature (Freq. 3)
-

a signed letter

Ant: ↑unsigned
Similar to: ↑autographed, ↑subscribed
2. used of the language of the deaf
Syn: ↑gestural, ↑sign, ↑sign-language
Similar to: ↑communicative, ↑communicatory

Useful english dictionary. 2012.