pas·sive adj \ˈpas-iv\
a (1) : lethargic or lacking in energy or will (2) : tending not to take an active or dominant part <a passive spouse> b : induced by an outside agency <passive exercise of a paralyzed leg>
a : of, relating to, or characterized by a state of chemical inactivity b : not involving expenditure of chemical energy <passive transport across a plasma membrane>
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