la·pil·lus (l -p l s)n. pl. la·pil·li (-p l  ) A small, solidified fragment of lava. [Latin, diminutive of lapis, stone.] |
| lapillus (l-pls) Plural lapilli (l -pl) A small fragment of lava, between 2 and 64 mm in size, blown out from a volcano. |
lapillus
a small stone ejected by a volcano.
See also: Geology| ?Page tools | ||
|---|---|---|
|