standby
| 1. |
(satellite adjective) ready for emergency use; "a standby generator"; "a standby crew" |
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| 2. |
(noun) something that can be relied on when needed |
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Related Words: thing |
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| 3. |
(noun) an actor able to replace a regular performer when required |
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Synonyms: understudy |
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Related Words: actor, histrion, player, role player, thespian |
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