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Terrestrial Time

nounverified·updated May 18, 2026

(astronomy) a measure of time defined by Earth's orbital motion

MWE

Classifications

Entity Type

Unknownauthoritativeglossary_import_default_pending_classifier
?unassignedlast reviewed

Sensitivity

unclassified

Information Class

unclassified

Variants

synonym
ephemeris time
plural
Terrestrial Times
possessive
Terrestrial Time's
pluralpossessive
Terrestrial Times'