lumen

Fetched 2026-10-26 (cache).

Synonyms: numen, limen, lumpen, rumen, lumon, flumen, alumen, lume, luken, tumen, luman

Antonyms: numen, limen, lumpen, rumen, lumon, flumen, alumen, lume, luken, tumen, luman

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|physics}} In the [[International System of Units]], the [[derived unit]] of [[luminous flux]]; the light that is emitted in a [[solid angle]] of one [[steradian]] from a source of one [[candela]]. Symbol: [[lm]].
2. {{lb|en|anatomy}} The cavity or channel within a tube or tubular organ.
3. {{lb|en|botany}} The cavity bounded by a plant cell wall.
4. {{lb|en|medicine}} The bore of a tube such as a hollow needle or [[catheter]].

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.