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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

Inflected Forms

noun

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.

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

The varieties of the P. lapillus differ considerably.

From History of Phoenicia by Rawlinson, George

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

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

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

The four are the Buccinum lapillus of Pliny,285 which is the Purpura lapillus of modern naturalists; the Murex trunculus; the Murex brandaris; and the Helix ianthina.

From History of Phoenicia by Rawlinson, George

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