Synonyms for opaque

Adjective

1. opaque (vs. clear), cloudy, muddy, mirky, murky, turbid, fogged, foggy, frosted, glaucous, milky, milklike, whitish, semiopaque, solid, unclear

usage: not clear; not transmitting or reflecting light or radiant energy; "opaque windows of the jail"; "opaque to X-rays"

2. opaque, unintelligible, incomprehensible (vs. comprehensible), uncomprehensible

usage: not clearly understood or expressed