lacuna

/ləˈkjuːnə/
noun
  1. A gap or missing part, especially in a text, argument, or record.
    • The editor worked to fill the lacuna in the story by adding a missing chapter.
    • The historian found a lacuna in the ancient manuscript where several pages had been torn out.
    • There is a noticeable lacuna in the report regarding the company's financial losses.
  2. A small cavity or space in the body, such as in bone or cartilage tissue.
    • The biology textbook explained how nutrients pass through the lacunae in cartilage.
    • Under the microscope, the bone cells were visible inside tiny lacunae.
    • Each lacuna in the bone matrix houses an osteocyte.
What does "lacuna" mean? | whatsthatwordmean | whatsthatwordmean