1. [ noun ] (botany,anatomy,zoology) a thin membrane that is one of the calcified layers that form bones
Related terms: membrane os
2. [ noun ] (botany) any of the radiating leaflike spore-producing structures on the underside of the cap of a mushroom or similar fungus
Synonyms: gill
Related terms: plant_organ
3. [ noun ] thin plate
Related terms: plate
Similar spelling:   Lanell