The branch of sociology that studies interaction between individuals or groups(noun)
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Use "interactionism" in a sentence
"Of these, symbolic interactionism is closest to my assumptions about society."
"As I see things, the best options for a nonreductionist are type-D dualism, type-E dualism, or type-F monism: that is, interactionism, epiphenomenalism, or panprotopsychism."
"Libet proposes a theory of brain-mind interactionism (known in philosophy and theology as hylomorphism) opposed to a strict Cartesian substance dualism."