door' o"pener

1. a mechanism that automatically opens a door, as of a garage, when actuated by a radio transmitter, electric eye, or other device.
2. Informal.something that is effective in leading to opportunity or success: Sales experience can be a door opener for young executives. Also,door'-o"pener.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.



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