7 letters · 9 points in Scrabble
noun any of the radiating leaflike spore-producing structures on the underside of the cap of a mushroom or similar fungus
noun a thin membrane that is one of the calcified layers that form bones
noun thin plate
originFrom Latin lāmella (“small, thin plate of metal”), from lāmina (“thin plate”) + -lus (diminutive suffix).
Etymology from Wiktionary, CC BY-SA 3.0