shale
The origin and history of shale.
Etymology
From Old English scealu ("shell, husk"), related to "shell" and a doublet of "scale".
The origin and history of shale.
From Old English scealu ("shell, husk"), related to "shell" and a doublet of "scale".
by FreeDict.com
Learn new English words for daily use — each one with meaning, pronunciation and an example. Free, no signup.
Start learning