Passive may refer to:
"Passive" (song), by A Perfect Circle
Passive voice, a grammatical voice common in many languages
Passive house, a standard for energy efficiency in buildings
Passive psi, psychic abilities involving cognition
Passive language, a language from which an interpreter works
Passivity (engineering) a property of engineering systems, particularly in analog electronics and control systems
Passive solar building design, which uses (or avoids) sunlight as an energy source without active mechanical systems
Passivity (behavior), the condition of submitting to the influence of one's superior or superiors
Passive–aggressive behavior, resistance to following through with expectations in interpersonal or occupational situations
Passivation, process of making a material "passive" in relation to another material prior to using the materials together
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