Dictionary.com
Thesaurus.com
Synonyms

innerspring

American  
[in-er-spring] / ˈɪn ərˌsprɪŋ /

adjective

  1. having or characterized by a large number of enclosed coil springs within an overall padding.

    innerspring construction.

Etymology

Origin of innerspring

First recorded in 1925–30; inner + spring

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Extra-firm innerspring mattresses without reinforced edge support can often lead to a “roll-off” sensation.

From MarketWatch • Jan. 26, 2026

A high-quality latex mattress may last more than 20 years, and an innerspring core more than 10 years — but many one-sided mattresses today last only a few years, no matter what they’re made of.

From Seattle Times • Oct. 19, 2018

The master cabin has an island berth with an innerspring mattress.

From Time Magazine Archive

The forward stateroom has wood flooring, an island berth with an innerspring mattress and a 17-inch, flat-screen TV/ DVD-player.

From Time Magazine Archive

The berth tapers at both head and foot, which is unusual, but the innerspring mattress topped by six inches of foam is very inviting.

From Time Magazine Archive

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.