Here you will find one or more explanations in English for the word Zarathustric.
Also in the bottom left of the page several parts of wikipedia pages related to the word Zarathustric and, of course, Zarathustric synonyms and on the right images related to the word Zarathustric.
Zarathustric
Zarathustrian ar`a*thus"tri*an, Zarathustric
ar`a*thus"tric, a.
Of or pertaining to Zarathustra, or Zoroaster; Zoroastrian.
--Tylor.
Meaning of Zarathustric from wikipedia