implication (n.) Look up implication at Dictionary.com
early 15c., "action of entangling," from Latin implicationem (nominative implicatio) "interweaving, entanglement," from past participle stem of implicare "involve, entangle, connect closely," from assimilated form of in- "into, in, on, upon" (see in- (2)) + plicare "to fold" (see ply (v.1)). Meaning "something implied (but not expressed)" is from 1550s.