Pertaining to a petrified Pa. product (10 letters) — Crossword Helper

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The Clue

Pertaining to a petrified Pa. product (10 letter answer)

The Answer

BITUMINOUS

Tags

bituminou pa pertaining petrified product

Notes

The answer BITUMINOUS is so rare that it appears less than once every 2500 puzzles.

Definition

BITUMINOUS as an adjective:

1. resembling or containing bitumen; "bituminous coal"