nonmetric en · ADJ
Etymology
From non- + metric.
Meanings
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(not-comparable) Not metric.
But the red planet has been a graveyard for Russian, European and American missions, including an embarrassing 1999 NASA fail caused when a computer, running on metric numbers, and engineers, dealing in nonmetric numbers, got their signals crossed.
2018 December 24, The Editorial Board, “Yes, Virginia, there is good news this Christmas”, in USA Today: