Webster's Revised Unabridged Dictionary · 1913

Thwaite

Thwaite , noun

(Zoology) The twaite.

Thwaite , noun

[CF. Icelandic þveit a piece of land, from þvīta to cut. See Thwite, and compare Doit, and Twaite land cleared of woods.]

Forest land cleared, and converted to tillage; an assart. [Obsolete or Provincial English]

Thwaite occurs in composition as the last element in many names of places in the north of England; as, in Rosthwaite, Stonethwaite.