UNCLEAR
unclear
(adjective) not clear to the mind; “the law itself was unclear on that point”; “the reason for their actions is unclear to this day”
unclear, ill-defined
(adjective) poorly stated or described; “he confuses the reader with ill-defined terms and concepts”
indecipherable, unclear, undecipherable, unreadable
(adjective) not easily deciphered; “indecipherable handwriting”
Source: WordNet® 3.1
Etymology
Adjective
unclear (comparative unclearer or more unclear, superlative unclearest or most unclear)
Ambiguous; liable to more than one interpretation.
Not clearly or explicitly defined.
Not easy to see or read; indecipherable or unreadable.
Not having a clear idea; uncertain.
Anagrams
• crenula, lucarne, nuclear
Source: Wiktionary