MEANING: noun: A fenced area, especially in a wide open area, to keep unwanted animals out.

ETYMOLOGY: An enclosure keeps wanted animals in, an exclosure keeps unwanted animals out. The word is modeled after the word enclosure, from ex- (out) + closure (barrier), from Latin claudere (to close). Earliest documented use: 1920.

EXCLOTURE - after the filibuster is stopped

EXCELOSURE - Of course I use Microsoft's spreadsheet

HEXCLOSURE - 1. the raging storm at Saturn's North Pole
2. any fastener requiring an Allen wrench