Where does “extracavitary” come from?

extracavitary (English) comes from English extra, from English extraordinary, from Latin extraordinārius, from Latin ōrdinem, from Middle Low German orden, from Latin ōrdināre, from Latin ōrdō, from Proto-Italic ored(h)- — to arrange.

extracavitary (English): Beyond a cavity (typically, the pleural cavity)

Definitions

  1. Beyond a cavity (typically, the pleural cavity)

Ancestry of “extracavitary”, step by step

extracavitary traces back through two separate lines of ancestry.

via English extra

StepLanguageWordMeaning
1EnglishextraBeyond what is due, usual, expected, or...
2EnglishextraordinaryNot ordinary; exceptional; unusual; Remarkably...
3Latinextraordināriusextraordinary
4Latinōrdinem
5Middle Low Germanorden
6Latinōrdināre
7Latinōrdōa methodical series, arrangement, or order; regular line, row, or series
8Proto-Italicored(h)-to arrange

via English cavitary

StepLanguageWordMeaning
1EnglishcavitaryOf or pertaining to a cavity
2Latincavitascavity
3Latincavushollow, concave; excavated, channeled;...
4Proto-Italickawos
5Proto-Indo-Europeanḱowh₁óshollow
6Proto-Indo-Europeanḱewh₁-to swell; to be strong
Every word from Proto-Italic ored(h)-Every word from Latin ōrdōEvery word from Latin ōrdināre