1A small mountain or hill.
- ‘And so, she found shelter under a mossy nook nearby that protruded from a monticule of earth.’
- 1.1A small mound caused by a volcanic eruption.
- ‘The tourist spot is a monticule, or minor cone of a volcano.’
Late 18th century: from French, from late Latin monticulus, diminutive of mons, mont- mountain.