floating ribs XI-XII

float·ing ribs [XI-XII]

[TA]

the two lower ribs on either side that are not attached anteriorly.

Synonym(s): costae fluctuantes [XI-XII] [TA], costae fluitantes, vertebral ribs

float·ing ribs [XI-XII]

(flōt'ing ribz) [TA]

The two lower ribs on either side that are not attached anteriorly.
Synonym(s): costae fluctuantes [XI-XII] [TA] , vertebral ribs.