bn:00059046n
Noun Concept
SYL
No term available
EN
(astronomy) a hypothetical huge collection of comets orbiting the sun far beyond the orbit of Pluto; perturbations (as by other stars) can upset a comet's orbit and may send it tumbling toward the sun WordNet 3.0
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CATEGORY DOMAIN
DISCOVERER OR INVENTOR
NAMED AFTER
PARENT ASTRONOMICAL BODY