Dictionary.com
Thesaurus.com

lapillus

American  
[luh-pil-uhs] / ləˈpɪl əs /

noun

lapilli plural
  1. a small stony particle ejected from a volcano.


lapillus British  
/ ləˈpɪləs /

noun

  1. a small piece of lava thrown from a volcano

"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

lapillus Scientific  
/ lə-pĭləs /
lapilli plural
  1. A small fragment of lava, between 2 and 64 mm in size, blown out from a volcano.


Other Word Forms

Noun Inflected Forms

Etymology

Origin of lapillus

1740–50; < Latin: little stone, pebble, diminutive of lapis stone

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Thus:— agellus, field, for ager-lus; lapillus, pebble, for lapid-lus.

From New Latin Grammar by Bennett, Charles E. (Charles Edwin)

The following marine shells occur mixed with the freshwater species above enumerated:—Buccinum undatum, Littorina littorea, Nassa reticulata, Purpura lapillus, Tellina solidula, Cardium edule, and fragments of some others.

From The Antiquity of Man by Lyell, Charles, Sir

In the common British Purpura lapillus they resemble delicate pink grains of rice set on stalks; in Busycon they are disk-shaped, and attached to a band nearly 3 ft. long.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 1 "Edwardes" to "Ehrenbreitstein" by Various

Among the univalves I can distinguish Dentalium entale, Purpura lapillus, Turritella terebra, and Littorina littorea, all existing shells, but all common also to at least the later deposits of the Crag.

From The Cruise of the Betsey or, A Summer Ramble Among the Fossiliferous Deposits of the Hebrides. With Rambles of a Geologist or, Ten Thousand Miles Over the Fossiliferous Deposits of Scotland by Symonds, W. S. (William Samuel)

The varieties of the P. lapillus differ considerably.

From History of Phoenicia by Rawlinson, George

It's here that the removal of lapilli and ash has exposed more astonishing artwork.

From BBC Jul. 18, 2023

Now, the diggers are progressively pulling away the volcanic ash and pea-sized stones, known as lapilli that smothered Pompeii during the two catastrophic days of the Vesuvian eruption.

From BBC Jul. 18, 2023

Our bed of gravelly black lapilli was warm, as if heated by an electric blanket.

From New York Times Apr. 17, 2023

Human life in Pompeii came to an abrupt halt nearly 2,000 years ago, when Mount Vesuvius spilled tons of lapilli, ash and rock onto the ancient Roman city, preserving it in time.

From Seattle Times Dec. 26, 2020

Solid pieces rent from this fused mass and cast up by the explosive force of the steam with which the lava is saturated are known as lapilli.

From The San Francisco calamity by earthquake and fire by Morris, Charles

Vocabulary.com logo
by dictionary.com

Join 12,000,000 vocabulary learners

Start learning new words today on VocabTrainer.
You'll remember them forever.

Start training