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Noun: zero hour
  1. The time set for the start of an action or operation

Derived forms: zero hours

Type of: hour, time of day

Encyclopedia: Zero hour

Nearest

Zephaniah
Zephyr
zephyr
zephyrus
Zeppelin
zeppelin
Zeppo
zero
zero coupon bond
zero coupon security
zero hour
zero in
zero point
zero tolerance
zero-coupon bond
zero-coupon security
zero-rate
zero-sum
zero-sum game
zeroth
zeroth law of thermodynamics