1
Diaphragm
Diaphragma
A dome-shaped sheet of muscle separating the thoracic and abdominal cavities and serving as the main muscle of breathing.
Looking for 9-letter body parts? Here are 11 body parts that fit — each linked to a full profile.
Letters are counted across the whole name with spaces, hyphens, apostrophes, and diacritics excluded. "Apple Pie" is 8 letters; "Boeuf Bourguignon" is 16.
List of 9-letter Body Parts
2
3
Hyoid Bone
Os hyoideum
A small U-shaped bone in the upper neck that anchors the tongue and several throat muscles without articulating with any other bone.
4
Iliac Wing
Ala ossis ilii
The broad flat upper portion of the ilium that flares outward to form the side of the pelvis.
5
Multifidi
Musculi multifidi
A column of deep, short back muscles that span two to four vertebrae each and stabilize the spine.
6
Optic Disc
Discus nervi optici
A small circular area on the retina where the optic nerve fibers leave the eye and blood vessels enter.
7
Phalanges
Phalanges
The bones of the fingers and toes, arranged in three segments per digit except the thumb and great toe.
8
Red Marrow
Medulla ossium rubra
The blood-cell-producing tissue inside many bones, where new red cells, white cells, and platelets are made throughout life.
9
Ventricle
Ventriculus cordis
Either of the two lower chambers of the heart that pump blood out into systemic or pulmonary circulation.
10
Vertebrae
Vertebrae
The 33 bones that stack to form the spinal column, supporting the body and protecting the spinal cord.
11
Vocal Cord
Plica vocalis
One of a pair of folds of mucous membrane in the larynx that vibrate to produce sound during speech and singing.
About 9-letter body parts
That's our current list of body parts with exactly 9 letters. Need a different length? Try the browse-by-length pills in the sidebar, or combine with a starting letter — for example, 9-letter body parts that start with A.