Scrabble Dictionary
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| Scrabble US | (14 Points) | |
| Scrabble UK | (14 Points) | |
| Words With Friends | (18 Points) |
Substratum
ˌsʌbˈstrɑːtəm
Substratum definitions
noun
substrata
substratum
- an underlying layer or substance, in particular a layer of rock or soil beneath the surface of the ground
"the plant will grow very rapidly and send out runners above the substratum"
- a foundation or basis of something
"there is a broad substratum of truth in her story"