immission
noun
im·mis·sion
\(ˈ)i¦mishən\
Definition of immission
1a archaic : an act of sending or letting in : injection, admission, introduction b obsolete : something introduced
2 : commixture 2
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Origin and Etymology of immission
Latin immission-, immissio, from immissus past participle of immittere to send in (from in- 2in- + mittere to send) + -ion-, -io -ion — more at smite
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