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Light Second

nounverified·updated May 18, 2026

the distance light travels in a vacuum in one second

MWEWordset Dictionary

Classifications

Entity Type

Unknown—authoritativeglossary_import_default_pending_classifier
?unassignedlast reviewed —

Sensitivity

unclassified

Information Class

unclassified

Variants

plural
Light Seconds
possessive
Light Second's
pluralpossessive
Light Seconds'