noun \ī-ˈän-ə-ˌfō(ə)r, -ˌf(ə)r\

Definition of IONOPHORE

: a compound that facilitates transmission of an ion (as of calcium) across a lipid barrier (as in a plasma membrane) by combining with the ion or by increasing the permeability of the barrier to it
io·noph·or·ous \ī-ə-ˈnäf-ə-rəs\ adjective

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