lapilli
Pronunciation: /ləˈpɪlʌɪ/
Definition of lapilli
noun
GeologyOrigin:
mid 18th century (in the general sense 'stones, pebbles'): via Italian from Latin, plural of lapillus, diminutive of lapis 'stone'
mid 18th century (in the general sense 'stones, pebbles'): via Italian from Latin, plural of lapillus, diminutive of lapis 'stone'