Lumen

nounverified·updated May 18, 2026

GlossaryL1 — what DictionaryL2 — how used ThesaurusL3 — relations Universaleverything

a unit of luminous flux equal to the amount of light given out through a solid angle of 1 steradian by a point source of 1 candela intensity radiating uniformly in all directions

polysemousWordset Dictionary

Senses

1 more sense beyond the canonical

Wordset Dictionary

a cavity or passage in a tubular organ

Classifications

per-axis with provenance

Entity Type

Unknown—authoritativeglossary_import_default_pending_classifier

?unassignedlast reviewed —

Sensitivity

unclassified

Information Class

unclassified

Variants

4 surface forms

synonym: lm
plural: Lumens
possessive: Lumen's
pluralpossessive: Lumens'

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