n.
Pronunciation: ' gra-v ə l
Function: noun
Etymology: Middle English, from Anglo-French gravele, diminutive of grave, greve river bank, stony ground
Date: 13th century
1 obsolete : SAND
2 a : loose rounded fragments of rock b : a stratum or deposit of gravel also : a surface covered with gravel <a gravel road>
3 : small calculi in the kidneys and urinary bladder