unclear

adj., -clear·er, -clear·est.
Not clearly defined; not explicit.

adjective

1. Liable to more than one interpretation: ambiguous, cloudy, equivocal, inexplicit, nebulous, obscure, uncertain, vague. See certain/uncertain, clear/unclear.
2. Not affording certainty: ambiguous, borderline, chancy, clouded, doubtful, dubious, dubitable, equivocal, inconclusive, indecisive, indeterminate, problematic, problematical, questionable, uncertain, unsure. Informal iffy. Idioms: at issue, in doubt, in question. See certain/uncertain, clear/unclear.
3. Not clearly perceived or perceptible: blear, bleary, cloudy, dim, faint, foggy, fuzzy, hazy, indefinite, indistinct, misty, obscure, shadowy, undistinct, vague. See clear/unclear.

IN BRIEF: Hard to see or understand.

Cloudy or vague expressions, ideas couched in unfamiliar terms, unclear thinking, are but obstacles in the way of learning. — Unknown.

Note: click on a word meaning below to see its connections and related words.

The adjective has 3 meanings:

Meaning #1: poorly stated or described
  Synonym: ill-defined

Meaning #2: not clear to the mind
  Antonym: clear (meaning #1)

Meaning #3: not easily deciphered
  Synonyms: indecipherable, undecipherable, unreadable

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Dansk (Danish)
adj. - uklar, utydelig, ugennemskuelig

Nederlands (Dutch)
onduidelijk, niet evident, onbegrijpelijk, niet helder

Français (French)
adj. - peu clair, incertain, difficile à lire, pas sûr de (qch)

Deutsch (German)
adj. - unklar, undeutlich

Ελληνική (Greek)
adj. - αδιαφανής, ασαφής, αξεκαθάριστος

Italiano (Italian)
vago, indistinto

Português (Portuguese)
adj. - obscuro

Русский (Russian)
неясный, нечеткий, сомневающийся

Español (Spanish)
adj. - impreciso, incierto, confuso, vago

Svenska (Swedish)
adj. - oklar, otydlig

中文（简体）(Chinese (Simplified))
不易了解的, 含混的, 不清楚的

中文（繁體）(Chinese (Traditional))
adj. - 不易瞭解的, 含混的, 不清楚的

한국어 (Korean)
adj. - 확실하지 않은, 막연한

日本語 (Japanese)
adj. - 不明瞭な, 不確かな, はっきりしない

العربيه (Arabic)
‏(صفه) غير مفهوم‏

עברית (Hebrew)
adj. - ‮לא ברור, לא צלול, מטושטש‬

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