Lacunar definition

lə-kyo͝onər
A ceiling constructed with recessed panels.
noun
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A recessed panel in such a ceiling.
noun
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Of or having a lacuna or lacunas.
adjective
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A ceiling made up of sunken panels.
noun
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A sunken panel in such a ceiling.
noun
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(medicine) Of or pertaining to a lacuna.
adjective
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(architecture) A coffer; a ceiling constructed of coffers.
noun
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Other Word Forms

Noun

Singular:
lacunar
Plural:
lacunars

Origin of lacunar

  • Latin lacūnar from lacūna hole lagoon

    From American Heritage Dictionary of the English Language, 5th Edition