sternum


Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.

ster·num

 (stûr′nəm)
n. pl. ster·nums or ster·na (-nə)
1. A long flat bone in most vertebrates that is situated along the ventral midline of the thorax and articulates with the ribs. The manubrium of the sternum articulates with the clavicles in humans and certain other vertebrates. Also called breastbone.
2. The ventral portion of a body segment of an arthropod.

[New Latin, from Greek sternon, breast, breastbone; see ster- in Indo-European roots.]

sternum

(ˈstɜːnəm)
n, pl -na (-nə) or -nums
1. (Anatomy) (in man) a long flat vertical bone, situated in front of the thorax, to which are attached the collarbone and the first seven pairs of ribs. Nontechnical name: breastbone
2. (Zoology) the corresponding part in many other vertebrates
3. (Zoology) a cuticular plate covering the ventral surface of a body segment of an arthropod. Compare tergum
[C17: via New Latin from Greek sternon breastbone]
ˈsternal adj

ster•num

(ˈstɜr nəm)

n., pl. -na (-nə), -nums.
1. the bony plate or series of bones to which the ribs are attached anteriorly or ventrally in most vertebrates; breastbone.
2. the ventral surface of a body segment of an arthropod.
[1660–70; < New Latin < Greek stérnon chest, breastbone]

ster·num

(stûr′nəm)
A long, flat bone located in the center of the chest, serving as a support for the collarbone and ribs. Also called breastbone. See more at skeleton.

sternum

the breastbone
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.sternum - the flat bone that articulates with the clavicles and the first seven pairs of ribssternum - the flat bone that articulates with the clavicles and the first seven pairs of ribs
bone, os - rigid connective tissue that makes up the skeleton of vertebrates
corpus sternum, gladiolus - the large central part of the breastbone
manubrium - the upper part of the breastbone
xiphoid process - smallest of the three parts of the breastbone; articulates with the corpus sternum and the seventh rib
chest, pectus, thorax - the part of the human torso between the neck and the diaphragm or the corresponding part in other vertebrates
axial skeleton - the part of the skeleton that includes the skull and spinal column and sternum and ribs
Translations

sternum

[ˈstɜːnəm] N (sternums or sterna (pl)) → esternón m

sternum

[ˈstɜːrnəm] nsternum m

sternum

nBrustbein nt, → Sternum nt (spec)

sternum

[ˈstɜːnəm] n (Anat) → sterno

sternum

n (pl -na) esternón m
References in classic literature ?
The size and shape of the apertures in the sternum are highly variable; so is the degree of divergence and relative size of the two arms of the furcula.
Buchanan, a five-time mountain bike world champion who has also won the BMX world title three times, said her lungs had collapsed and she had broken her sternum and nose.
The condition causes her sternum and rib cage to protrude outwards as she grows.
Symmastia is defined as the medial confluence of both breasts or unification of the breasts by soft tissue on the sternum rendering them inseparable.
There's also a sternum strap with emergency whistle, plenty of pockets and an integrated and detachable rain cover.
MERSEYSIDE actor Ted Robbins suffered twelve broken ribs and a cracked sternum as medics desperately battled to save his life on stage.
PHOENIX Nights star Ted Robbins suffered 12 broken ribs and a cracked sternum as medics fought to save him after he collapsed on stage.
This segment will discuss the shoulder girdle and ribcage, specifically how the positioning of the scapulae (or shoulder blades) and sternum affect overall postural alignment.
His passenger, a woman of a similar age, was treated for a suspected fractured sternum and both were taken to hospital.
YESTERDAY'S SOLUTIONS WEE THINKER ACROSS: 7 Stirrup 9 Array 10 Tweak 11 Leisure 12 Ant 13 Canoodle 16 Appeared 17 Nut 19 Sternum 21 Inept 22 Adorn 23 Content DOWN: 1 Ashtray 2 Sidestep 3 Trek 4 Marigold 5 Urdu 6 Tyres 8 Palindromic 13 Cleaning 14 Lingered 15 Statute 18 Usual 20 Eros 21 Iona QUICKIE ACROSS: 1 Deaf as a post 8 Mac 9 Aid 11 Enhance 12 Refer 13 Leo 14 Era 15 Unclasp 17 Net 19 Asia 21 Omen 23 Acre 25 Beer 27 Was 29 Sapling 31 Egg 34 Flu 36 Frail 37 Sirloin 38 Yap 39 Ask 40 Bedside lamp DOWN: 1 Dane 2 Echo 3 Finance 4 Smelly 5 Paris 6 Safe 7 Tier 8 Melon 10 Drama 16 Par 18 Toe 20 Sew 22 Mrs 24 Central 25 Beefy 26 Closed 28 Skunk 30 Atlas 32 Grab 33 Gape 34 Foam 35 Lisp