Type of Process Typified by Constant Pressure

This page is the CodyCross answer for the clue below from All Things Water, Group 1296, Puzzle 1 (Purification).

Question is: Type of Process Typified by Constant Pressure

and the answer is: ISOBARIC

Word Meaning:

ISOBARIC — having the same pressures, masses, or densities

Definitions from Wiktionary.