INTERCOSTAL
intercostal
(adjective) located or occurring between the ribs; “intercostal muscles”
intercostal, intercostal muscle, musculus intercostalis
(noun) muscles between the ribs; they contract during inspiration
Source: WordNet® 3.1
Etymology
Adjective
intercostal (not comparable)
(anatomy) Between the ribs of an animal or person.
(nautical) Between the ribs of a boat.
Noun
intercostal (plural intercostals)
(anatomy) The intercostal muscles.
(anatomy) Something that is between the ribs of an animal.
(nautical) Hull reinforcing inserted between frames or bulkheads of a boat.
Anagrams
• trilactones
Source: Wiktionary
In`ter*cos"tal, a. (Anat. & Physiol.)
Definition: Between the ribs; pertaining to, or produced by, the parts
between the ribs; as, intercostal respiration, in which the chest is
alternately enlarged and contracted by the intercostal muscles.
Source: Webster’s Unabridged Dictionary 1913 Edition