subsextuple en · ADJ
Etymology
From sub- + sextuple.
Meanings
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(not-comparable) Having the ratio of one to six.
[…] the whole would amount to 320000 pounds; half of which would be lightened by the help of one pulley, three quarters by two pullies, and so onward, according to this subduple, subquadruple, and subsextuple proportion.
1641, John Wilkins, Mercury, or the Secret and Swift Messenger: