ALL meanings of proper subset
prop·er sub·set
P p - noun proper subset a subset that excludes at least one member of the containing set 0
- noun proper subset a set the members of which are all members of some given class: A is a subset of B is usually written A⊆B 0
- noun proper subset one that is strictly contained within a larger class and excludes some of its members 0
- noun proper subset a subset that does not include all the members of the set to which it belongs 0
- noun proper subset (set theory) Of a set, a set that is a subset of the set but not equal to it. 0