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Meaning of Pioneer anomaly | Babel Free

Noun CEFR B2

Definitions

The observed deviation from predicted accelerations of the Pioneer 10 and Pioneer 11 spacecraft after they passed about 20 astronomical units on their trajectories out of the Solar System.

countable, uncountable

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

pioneer axon Pioneer Bay Pioneer Day pioneer scarf pioneer species pioneerdom

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