Oort cloud

pronunciation

How to pronounce Oort cloud in British English: UK [ɔ:t, əʊrt]word uk audio image

How to pronounce Oort cloud in American English: US [ɔrt, ort] word us audio image

  • Noun:
    (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

Example

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