bedspring — English Dictionary

Noun

1. A springy surface that supports the mattress of a bed.

   Narrower terms

   box spring

   Examples

   This morning not even the cry of a bedspring disturbed the silence, and John seemed, therefore, to be listening to his own unspeaking doom.

Noun

1. (usually in the plural) one of the springs holding up the mattress of a bed

   Broader terms

   spring