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Showing results for H-hour. Search instead for bihour.
Definitions

H-hour

[eych-ouuhr, -ou-er] / ˈeɪtʃˌaʊər, -ˌaʊ ər /
NOUN
target date
Synonyms
WEAK
A-day D-day deadline target day term terminal date time allotment time frame zero hour
NOUN
zero hour
Synonyms
WEAK
A-day D-day appointed hour climax contingency countdown crisis crisis point crossroad crossroads crunch time deadline emergency exigency jumping-off point juncture moment of truth pinch pivotal moment start time strait target target day the time turning point vital moment

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Stormed Utah Beach at H-hour on D-Day as part of the 4th Infantry Division.

From Washington Post

Landsberg's circuit was ready days before the blast, but his big trouble began just before H-hour.

From Time Magazine Archive

Then they synchronized their watches and headed for the store, took their positions, and waited impatiently for H-hour.

From Time Magazine Archive

H-hour on the beaches, code-named Gold, Juno, Sword, Omaha and Utah, came at 6:30 a.m.

From Time Magazine Archive

We breathed the standard helium-oxygen mix at normal pressure until about four hours before H-hour.

From The Trouble with Telstar by Schoenherr, John

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.