We're working on a new site. Click here to get a sneak preview.


noun breast·bone \ˈbres(t)-ˌbōn\

: a flat, narrow bone in the middle of the chest to which the ribs are connected

Full Definition of BREASTBONE

:  sternum

First Known Use of BREASTBONE

before 12th century

Rhymes with BREASTBONE

agon, aitchbone, alone, atone, backbone, Bastogne, bemoan, Big Stone, birthstone, Blackstone, bloodstone, bluestone, bondstone, Boulogne, bridge loan, brimstone, brownstone, call loan, calzone, Capone, capstone, cell phone, cheekbone, chinbone, cogon, cologne, Cologne, colon, colón, Colón, condone, copestone, corn pone, curbstone, cyclone, daimon, dapsone, debone, depone, dethrone, dial tone, disown, Dordogne, downzone, dripstone, drop zone, drystone, earphone, earth tone, end zone, enthrone, estrone, fieldstone, firestone, Firestone, flagstone, flowstone, flyblown, footstone, freestone, free zone, full-blown, gallstone, gemstone, Gijón, goldstone, gravestone, greenstone, grindstone, hailstone, halftone, handblown, hard stone, headphone, headstone, hearthstone, high-flown, hip bone, homegrown, hormone, hornstone, impone, ingrown, inkstone, in stone, intone, jawbone, jewel tone, keystone, León, leone, life zone, limestone, lodestone, long bone, Maidstone, milestone, millstone, moonstone, mudstone, nose cone, oilstone, orgone, ozone, pay phone, peptone, pinbone, pinecone, piñon, pipestone, postpone, potstone, propone, redbone, red zone, rhinestone, sandstone, shade-grown, shinbone, siltstone, snow cone, soapstone, splint bone, strike zone, T-bone, tailbone, thighbone, time zone, toadstone, tombstone, touchstone, touch-tone, tritone, trombone, turnstone, twelve-tone, two-tone, Tyrone, unknown, unthrone, war zone, well-known, whalebone, wheel-thrown, whetstone, windblown, wishbone, Yangon
BREASTBONE Defined for Kids


noun breast·bone \ˈbrest-ˈbōn\

Definition of BREASTBONE for Kids

:  a flat narrow bone in the middle of the chest to which the ribs are connected
Medical Dictionary


noun breast·bone \ˈbres(t)-ˈbōn, -ˌbōn\

Medical Definition of BREASTBONE

:  sternum


Next Word in the Dictionary: breast collarPrevious Word in the Dictionary: breast boardAll Words Near: breastbone
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears