A rod
(Noun)
Synonyms:
  1. strips
  2. bars
One part of the bony frame of the thorax
(Noun)
Synonyms:
  1. slats
  2. rods
Any of the 12 pairs of curved arches of bone extending from the spine to or toward the sternum in humans (and similar bones in most vertebrates)
(Noun)
Synonyms:
  1. costae