Moho
4 lettersnounrareUpdated June 2026
Definition
The geological boundary dividing the Earth's crust from the underlying mantle, marked by a sharp increase in seismic wave velocity.
“Scientists measure the depth of the moho beneath different parts of the planet to understand crustal thickness.”
Pronunciation
Syllables
mo·ho
Word Game Tips
Wordle
Unusual M-O-H-O pattern with alternating consonant and vowel, the repeated O is distinctive
Scrabble
Worth 9 points, valid specialist geology term, the H and double O can be tricky to place
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