noun
(usually plural) one of the springs holding up the mattress of a bed
• Usage Domain: ↑plural, ↑plural form
• Hypernyms: ↑spring
• Hyponyms: ↑box spring
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\\ˈ ̷ ̷ˌ ̷ ̷\ noun : a spring supporting a mattress
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/bed"spring'/, n.
a set of springs for the support of a mattress.
[1910-15; BED + SPRING]
Useful english dictionary. 2012.