pris·tine (prĭstēn′, prĭ-stēn)
a. Remaining in a pure state, without human alteration: a pristine stream.
b. Remaining free from dirt or decay; clean: pristine mountain snow.
2. Of, relating to, or typical of the earliest time or condition; primitive or original.
[Latin prīstinus; see per1 in the Appendix of Indo-European roots.]
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