In*wall" (?), v. t. [imp. & p. p. Inwalled (?); p. pr. & vb. n. Inwalling.]
To inclose or fortify as with a wall.
Spenser.
© Webster 1913.
In"wall` (?), n.
An inner wall; specifically Metal., the inner wall, or lining, of a blast furnace.
© Webster 1913.