n.
Pronunciation: ' no ̇ r-m ə - ˌ l ī -z ə r
Function: noun
Date: 1926
1 : one that normalizes
2 a : a subgroup consisting of those elements of a group for which the group operation with regard to a given element is commutative b : the set of elements of a group for which the group operation with regard to every element of a given subgroup is commutative