English Alternative forms Dretskian Etymology From Dretske + -an. Adjective Dretskean (comparative more Dretskean, superlative most Dretskean) Of or relating to Fred Dretske (1932–2013), American philosopher noted for his contributions to epistemology and the philosophy of mind. Anagrams darkenest, starkened Wikiwand - on Seamless Wikipedia browsing. On steroids.