lacunar

American  

[luh-kyoo-ner] / ləˈkyu nər /

noun

plural

lacunars, lacunaria

1. Architecture.

   1. a coffered vault, ceiling, or soffit.

   2. coffer.

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adjective

1. lacunal.

lacunar British  

/ ləˈkjuːnə /

noun

1. Also called: lequear.  a ceiling, soffit, or vault having coffers

2. another name for coffer

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adjective

1. of, relating to, or containing a lacuna or lacunas

Etymology

Origin of lacunar

First recorded in 1690–1700; lacun(a) + -ar ¹

Example Sentences

The researchers did not find any connection between gum disease and two other types of brain changes associated with small vessel disease: cerebral microbleeds and lacunar infarcts.

From Science Daily • Oct. 29, 2025

I would like to emphasize one of the newer features of the pathologic anatomy of glaucoma, one which has received too little attention in this country: the lacunar or cavernous atrophy of the optic nerve.

From Glaucoma A Symposium Presented at a Meeting of the Chicago Ophthalmological Society, November 17, 1913 by Nance, Willis O.

There are no lacunar blood spaces with ill-defined or absent walls except for a sinus surrounding the intestine, which is at least frequently present.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" by Various

He said "They were heartily welcome to his poor cottage," and turning to Mr Didapper, cried out, "Non mea renidet in domo lacunar."

From Joseph Andrews, Volume 2 by Fielding, Henry

Circulatory System.—As in the other Arthropoda, the circulatory system in Crustacea is largely lacunar, the blood flowing in spaces or channels without definite walls.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7 "Crocoite" to "Cuba" by Various