| LUCIDITIES | • lucidities n. Plural of lucidity. • LUCIDITY n. the quality of being lucid. |
| LUCIFERASE | • luciferase n. (Biochemistry) Any one of a group of enzymes that produce bioluminescence by oxidizing luciferin. • LUCIFERASE n. an oxidising enzyme in the luminous organs of certain animals that acts on luciferin to produce bioluminescence. |
| LUCIFERINS | • luciferins n. Plural of luciferin. • LUCIFERIN n. a protein-like substance in the luminous organs of certain animals, which is acted on by the enzyme luciferase to produce bioluminescence. |
| LUCIFEROUS | • luciferous adj. Illuminating; providing light. • luciferous adj. (Figurative) Illuminating; offering insight. • LUCIFEROUS adj. light-bringing; light-giving. |
| LUCIFUGOUS | • lucifugous adj. Having a dislike of light, particularly from the sun. • lucifugous adj. Nocturnal. • LUCIFUGOUS adj. shunning or avoiding light. |
| LUCKLESSLY | • lucklessly adv. In a luckless way. • LUCKLESS adv. unlucky. |
| LUCTATIONS | • luctations n. Plural of luctation. • LUCTATION n. (obsolete) a struggle. |
| LUCUBRATED | • lucubrated v. Simple past tense and past participle of lucubrate. • LUCUBRATE v. to study by lamplight; to discourse learnedly or pedantically. |
| LUCUBRATES | • lucubrates v. Third-person singular simple present indicative form of lucubrate. • LUCUBRATE v. to study by lamplight; to discourse learnedly or pedantically. |
| LUCUBRATOR | • lucubrator n. One who lucubrates. • LUCUBRATOR n. a person who studies during the night. |
| LUCULENTLY | • luculently adv. In a luculent manner; clearly. • LUCULENT adv. readily understood; lucid. |