Silent double Synonyms

Definitions for Silent

(adjective) deliberately refraining from speech
(adjective) tending not to speak frequently (as by habit or inclination)
(adjective) mostly or entirely without sound

SD abbreviation

SD is an abbreviation for Silent Double

What does SD stand for?

SD stands for "Silent Double"

Double replaced

silent picture

silent companion

Definitions for Double

(adjective) consisting of two members or parts that are usually joined
(adjective) being twice as great or as many
(adjective) not being or expressing what one appears to be or express