Any of the radiating leaflike spore-producing structures on the underside of the cap of a mushroom or similar fungus.

synonym: gill.

Roget 204: layer, stratum, strata, course, bed, zone, substratum, substrata, floor, flag, stage, story, tier, slab, escarpment; table, tablet; dess^†; flagstone; board, plank; trencher, platter.    plate; lamina, lamella; sheet, foil; wafer; scale, flake, peel; coat, pellicle; membrane, film; leaf; slice, shive^†, cut, rasher, shaving, integument etc. (covering) 223; eschar^†.    stratification, scaliness, nest of boxes, coats of an onion.    monolayer; bilayer; trilayer [Bioch.].    ... show more

A thin membrane that is one of the calcified layers that form bones.

Polish: lamella

Thin plate.