ikˌ ̷ ̷ ̷ ̷ˈment ə lˌizəm, (ˌ)ek- noun
( -s )
1.
a. : a theory advocating experimental or empirical principles and procedures
b. : pragmatist or instrumentalist theories, principles, and practices ; specifically : those of John Dewey and his followers — compare instrumentalism , pragmatism
2. : the practice of relying on experiment