Opaque meaning

ō-pāk'
The definition of opaque is not capable of having light pass through or hard to understand.

An example of opaque is the quality of a black sheet of paper.

An example of opaque is the study of astrophysics.

adjective
19
5
Not allowing electricity, heat, etc. to pass through.
adjective
7
5
Hard to understand; obscure.
adjective
6
5
Something that is opaque, especially an opaque pigment used to darken parts of a photographic print or negative.
noun
5
6
Not reflecting light; not shining or lustrous; dull or dark.
adjective
4
7
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An opaque liquid used in blocking out parts of a negative.
noun
2
3
To make opaque.
verb
2
3
Slow in understanding; obtuse.
adjective
2
4
Anything opaque.
noun
2
5
Impenetrable by a form of radiant energy other than visible light.

A chemical solution opaque to x-rays.

adjective
0
2
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To apply opaque to (a negative)
verb
0
3
Resistant to the transmission of certain kinds of radiation, usually light. Metals and many minerals are opaque to light, while being transparent to radio waves and neutrinos.
0
3
Neither reflecting nor emitting light.
adjective
0
3
Allowing little light to pass through, not translucent or transparent.
adjective
0
3
(figuratively) Unclear, unintelligible, hard to get or explain the meaning of.
adjective
0
3
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(figuratively) Obtuse, stupid.
adjective
0
3
(computing) Describes a type for which higher-level callers have no knowledge of data values or their representations; all operations are carried out by the type's defined abstract operators.
adjective
0
3
Something which is opaque rather than translucent.
noun
0
3
To make, render (more) opaque.
verb
0
3
Not letting light pass through; not transparent or translucent.
adjective
0
4
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Origin of opaque

  • Middle English opake shady and French opaque opaque (from Old French shady) both from Latin opācus
    From American Heritage Dictionary of the English Language, 5th Edition
  • From Middle English opake, from Latin opacus (“shaded, shady, dark") (of unknown origin), later reinforced from Middle French opaque.
    From Wiktionary