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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:

The varieties of the P. lapillus differ considerably.

From History of Phoenicia by George Rawlinson

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 Sir Charles Lyell

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

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

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 W. S. (William Samuel) Symonds

VI, are taken from Koren and Danielssen’s90 memoir on the development of Purpura lapillus.

From On the Origin and Metamorphoses of Insects by Sir John Lubbock

What they hadn't counted on was the roof collapsing from the weight of all the lapilli and ash.

From BBC Jul. 18, 2023

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

From BBC Jul. 18, 2023

“It was full of lapilli, and removing them released a very intense aroma of wine,” said Teresa Virtuoso, the archaeologist overseeing the team excavating the site.

From Seattle Times Dec. 26, 2020

One potentially useful marker we’ve noticed here in New Mexico is the distribution of lapilli — the ashy hailstones that fall out of a cloud of volcanic debris.

From New York Times Apr. 1, 2011

Pumice and white lapilli 0 3    —— ——   10 3½    —— —— Many of the ashes in these beds are vitrified, and harsh to the touch.

From Principles of Geology or, The Modern Changes of the Earth and its Inhabitants Considered as Illustrative of Geology by Sir Charles Lyell

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