Dictionary.com

lapillus

[ luh-pil-uhs ]
/ ləˈpɪl əs /
Save This Word!

noun, plural la·pil·li [luh-pil-ahy]. /ləˈpɪl aɪ/.
a small stony particle ejected from a volcano.
QUIZ
SPRINT TO THE FINISH WITH THIS OLYMPICS QUIZ!
Compete in our Olympics quiz to see if you can take home the gold medal in Olympics knowledge.
Question 1 of 10
Where was the Olympics first held?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of lapillus

1740–50; <Latin: little stone, pebble, diminutive of lapis stone
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use lapillus in a sentence

British Dictionary definitions for lapillus

lapillus
/ (ləˈpɪləs) /

noun plural -li (-laɪ)
a small piece of lava thrown from a volcano

Word Origin for lapillus

C18: Latin: little stone
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for lapillus

lapillus
[ lə-pĭləs ]

Plural lapilli (lə-pĭlī′)
A small fragment of lava, between 2 and 64 mm in size, blown out from a volcano.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
FEEDBACK