commensurable (adj.) Look up commensurable at Dictionary.com
1550s, from Late Latin commensurabilis "having a common measure," from com "together, with" (see com-) + Latin mensurabilis "that can be measured," from mensurare "to measure," from Latin mensura "a measuring, a measurement; thing to measure by," from mensus, past participle of metiri "to measure," from PIE root *me- (2) "to measure."