Noun lacuna has 2 senses

1. lacuna, blank - a blank gap or missing part
   --₁ is a kind of gap, crack
   
2. coffer, caisson, lacuna - an ornamental sunken panel in a ceiling or dome
   --₂ is a kind of panel
   

Lacunae

Noun (plural)

1. Gaps or missing parts in a text, record, or knowledge; often used in a metaphorical sense.

Example sentence: The historian found several lacunae in the ancient manuscript, making it difficult to reconstruct the complete story.

Noun (plural)

2. Small cavities or hollow spaces in an anatomical structure, such as bones or tissues.

Example sentence: The dentist discovered lacunae in the patient's teeth that needed to be filled to prevent further decay.

Related products:

• Literary Gaps
• Anatomy Structures