English

extrathoracic

From extra- + thoracic, the latter part being from thorax + -ic.

Proto-Indo-European *h₁éǵʰs ‘out’

Proto-Indo-European *h₁eǵʰsteros

Proto-Italic *eksteros

Latin exter ‘being on the outside’

Latin extrā ‘outside, except, beyond’

Ancient Greek θώραξ ‘thorax’

Ancient Greek θωρακικός ‘suffering in the chest, of the thorax’

Today it means

adj Outside the chest.

Language periods are conventional ranges, not dates for this word.

Etymograph / extrathoracic