The Collaborative International Dictionary
Overspreading
Overspread \O`ver*spread"\, v. t. [imp. & p. p. Overspread; p.
pr. & vb. n. Overspreading.] [AS. oferspr[=ae]dan.]
To spread over; to cover; as, the deluge overspread the
earth.
--Chaucer.
Those nations of the North
Which overspread the world.
--Drayton.
Wiktionary
overspreading
vb. (present participle of overspread English)