lapillus
la·pil·lus
noun \lə-ˈpi-ləs\ plural la·pil·li\-ˌlī, -(ˌ)lē\
Definition of LAPILLUS
: a small stony or glassy fragment of lava ejected in a volcanic eruption
Origin of LAPILLUS
Latin, diminutive of lapis
First Known Use: 1747
Rhymes with LAPILLUS
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