lacuna
/ləˈkjuː.nə/ · la·cu·na
noun
- A gap or missing portion in a manuscript, text, or series. The editor noted a lacuna in the medieval chronicle where several pages had been lost.
- A small cavity or pit in an organ or tissue, especially in the brain. Neuroscientists observed a lacuna in the hippocampus that correlated with memory deficits.
- An omission or missing element in a logical argument or system. The philosopher pointed out a lacuna in the theory's explanation of consciousness.
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Did you know? In genetics, a lacuna denotes a missing segment of DNA, showing how the word's original sense of a "gap" has been adopted across diverse scientific disciplines.