Variant of marl
- a mixture of clay, sand, and limestone in varying proportions, that is soft and crumbly and usually contains shell fragments
- any loose, earthy, crumbly deposit
Origin: Middle English from Old French marle from Midieval Latin margila (from source German mergel), diminutive of Classical Latin marga, marl from Gaulish
- marly adjective
Used by arrangement with John Wiley & Sons, Inc.