pen·​e·​trom·​e·​ter ˌpe-nə-ˈträ-mə-tər How to pronounce penetrometer (audio)
: an instrument for measuring firmness or consistency (as of soil)

Examples of penetrometer in a Sentence

Recent Examples on the Web The penetrometer – a space version of a terrestrial engineering tool – is slated for a 2023 uncrewed mission to the lunar south pole, a region dimpled with icy craters. Sarah Matusek, The Christian Science Monitor, 7 Dec. 2021

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'penetrometer.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


Latin penetrare + International Scientific Vocabulary -meter

First Known Use

1905, in the meaning defined above

Time Traveler
The first known use of penetrometer was in 1905

Dictionary Entries Near penetrometer

Cite this Entry

“Penetrometer.” Dictionary, Merriam-Webster, Accessed 18 May. 2024.

Medical Definition


pen·​e·​trom·​e·​ter ˌpen-ə-ˈträm-ət-ər How to pronounce penetrometer (audio)
: an instrument for measuring the firmness or consistency of a substance
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