grammetren.
/ˌɡramˈmiːtə/ A unit of ‘work’, being that done in raising a mass of one gramme vertically to the height of one metre.
ΚΠ
1873 in Rep. Brit. Assoc. 225 The unit of work being but little more than the hundred thousandth part of a grammetre.
This entry has not yet been fully updated (first published 1900; most recently modified version published online June 2018).
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n.1873