ˌpälēˌgaˌlakˈt(y)u̇rəˌnās, -lə̇g-, -_gəˈlaktyər-, -āz noun
( -s )
Etymology: poly- + galacturon ic + -ase
: an enzyme that hydrolyzes the glycosidic linkages of polymerized galacturonic acids (as pectic acid) and that occurs especially in microorganisms — compare pectinase