Simple Definition of lacuna
: a gap or blank space in something : a missing part
Full Definition of lacuna
Examples of lacuna
She found a lacuna in the historical record.
<attributes many of the nation's problems to a lacuna of leadership at the top>
Origin of lacuna
Latin, pool, pit, gap — more at lagoon
First Known Use: 1652
Medical Definition of lacuna
: a small cavity, pit, or discontinuity in an anatomical structure: asa: one of the follicles in the mucous membrane of the urethrab: one of the minute cavities in bone or cartilage occupied by the osteocytes
Seen and Heard
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