| 1. | not reacting visibly to something that might be expected to produce manifestations of an emotion or feeling. |
| 2. | not participating readily or actively; inactive: a passive member of a committee. |
| 3. | not involving visible reaction or active participation: to play a passive role. |
| 4. | inert or quiescent. |
| 5. | influenced, acted upon, or affected by some external force, cause, or agency; being the object of action rather than causing action (opposed to active ). |
| 6. | receiving or characterized by the reception of impressions or influences from external sources. |
| 7. | produced or caused by an external agency. |
| 8. | receiving, enduring, or submitting without resistance: a passive hypnotic subject. |
| 9. | Grammar.
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| 10. | Chemistry. inactive, esp. under conditions in which chemical activity is to be expected. |
| 11. | Metallurgy. (of a metal) treated so as to impart impassivity. |
| 12. | Medicine/Medical. of or pertaining to certain unhealthy but dormant conditions; inactive, as opposed to active or spontaneous. |
| 13. | Telecommunications. designed to relay signals without electronic devices: a passive communications satellite. |
| 14. | (of a solar heating system) accumulating and distributing solar heat without the aid of machinery. |
| 15. | the passive voice. |
| 16. | a passive form or construction. |

pas·sive (pās'ĭv) adj.
[Middle English, from Old French passif, from Latin passīvus, subject to emotion, the passive, from passus, past participle of patī, to suffer; see pē(i)- in Indo-European roots.] pas'sive·ly adv., pas'sive·ness n. |
passive pas·sive (pās'ĭv)
n.
Accepting or submitting without resistance or objection.
Of or being an inactive or submissive role in a relationship, especially a sexual relationship.
Chemically unreactive except under special or extreme conditions; inert.