Definition of "attempered"

attempered

verb
1. simple past and past participle of attemper
adjective
comparative more attempered, superlative most attempered
1. Modified by admixture; well blended.
2. Of a moderate temperature; mild.
  Quotations
  Attemper'd Suns arise, / Sweet-beam'd […] .
  1730, James Thomson, “Autumn”, in The Seasons, London: […] A[ndrew] Millar, and sold by Thomas Cadell, […], published 1768
3. Having a moderate temperament; sober.