1. containing gaps, spaces, or missing parts; characterized by lacunae
Usage: formal; often used in academic or technical contexts
2. of or relating to lacunae (small cavities or spaces in tissue or bone)
Usage: anatomy; biology

Examples

• The lacunary nature of the historical record makes it difficult to reconstruct events from that period.
• Our knowledge of ancient civilizations remains lacunary despite decades of archaeological research.
• The manuscript contained lacunary passages where pages had been lost over time.
• In lacunary bone tissue, small spaces house bone cells called osteocytes.
• The lacunary evidence suggests the theory may be incomplete.