irreductionn.
/ɪrɪˈdʌkʃən/ rare.
Non-reduction; the fact of not being reduced.
ΘΚΠ
the world > space > extension in space > reduction in size or extent > [noun] > non-reduction
irreduction1888
1888 Med. News (U.S.) LII. 442 This increase in volume was the only cause of irreduction [of the hernia].
This entry has not yet been fully updated (first published 1900; most recently modified version published online March 2018).
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n.1888