Monday, December 14, 2009

word of the day :: lacuna


–noun, plural -nae [-nee]
1. a gap or missing part, as in a manuscript, series, or logical argument; hiatus.
2. Anatomy. one of the numerous minute cavities in the substance of bone, supposed to contain nucleate cells.
3. Botany. an air of space in the cellular tissue of plants.

1655–65; < L lacūna ditch, pit, hole, gap, deficiency; akin to lacus vat, LAKE. Cf. LAGOON.

"'Our young friend makes up for many obvious mental lacunae by some measure of primitive common sense,' remarked Challenger." (Professor Challenger in The Lost World, by Sir Arthur Conan Doyle)
* Definition from

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