MERCERIZE is validvalid

to treat cotton with caustic alkali [v MERCERIZED, MERCERIZES, MERCERIZING] : MERCERIZATION [n]

105,048 of 196,601 in NWL2023·also valid in CSW24

to treat cotton fabric under tension with caustic soda, so as to increase the strength and dye absorption, also MERCERISE [v MERCERIZED, MERCERIZING, MERCERIZES]