Moho

noun

Mo·ho ˈmō-ˌhō

: the boundary layer between the earth's crust and mantle whose depth varies from about 3 miles (5 kilometers) beneath the ocean floor to about 25 miles (40 kilometers) beneath the continents

Examples of Moho in a Sentence

Recent Examples on the Web

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Worse, the Moho isn't at a uniform depth beneath the surface. — David Szondy june 08, New Atlas, 8 June 2025 The energy followed the fault downward and bounced off the Moho to then strike the surface at places like New York City, before rebounding down and up again to hit other, more distant regions, the team suggests. — Margherita Bassi, Smithsonian Magazine, 31 Oct. 2024 Back Jisun for Moho Film, Mike Medavoy, and Georgia Kacandes are executive producers on the film. — Brian Welk, IndieWire, 19 May 2026 Back Jisun for Moho Film, Mike Medavoy and Georgia Kacandes are executive producers. — Pat Saperstein, Variety, 19 May 2026 See All Example Sentences for Moho

Word History

Etymology

short for Mohorovicic discontinuity, from Andrija Mohorovičić †1936 Yugoslavian geologist

First Known Use

1952, in the meaning defined above

Time Traveler

The first known use of Moho was in 1952

See more words from the same year

Browse Nearby Words

mohnseed

Moho

Mohock

See all Nearby Words

Cite this Entry

Style

“Moho.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Moho. Accessed 7 Jul. 2026.

Copy Citation

Moho

noun

Examples of Moho in a Sentence

Word History

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

perfunctory

Popular in Grammar & Usage

Is that lie 'bald-faced' or 'bold-faced'?

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?

Commonly Misspelled Words

How to Use Em Dashes (—), En Dashes (–) , and Hyphens (-)

Popular in Wordplay

14 Phobias You Probably Haven't Heard Of

The Longest Long Words List

One-Word Oxymorons: Bittersweet, Spendthrift, and More

Ten Words Ending with a Silent ‘T’

12 Lovely and Unusual Words for the Natural World

Popular

Is that lie 'bald-faced' or 'bold-faced'?

14 Phobias You Probably Haven't Heard Of

The Longest Long Words List

Games & Quizzes