countdown

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countdown

[′kau̇nt‚dau̇n]
(aerospace engineering)
The process in the engineering definition, used in leading up to the launch of a large or complicated rocket vehicle, or in leading up to a captive test, a readiness firing, a mock firing, or other firing test.
The act of counting inversely during this process.
(communications)
The ratio of the number of interrogation pulses not answered by a transponder to the total number received.
(engineering)
A step-by-step process that culminates in a climatic event, each step being performed in accordance with a schedule marked by a count in inverse numerical order.
References in periodicals archive ?
Countdowns can be ordered on a flip-stand or a tear-off pad for gift giving, or as an email to be sent to a larger group.
mothers, Joanie Hickey and Amy Gamber, the countdowns are available in both printed and email versions, and they allow customers to create a unique daily or weekly calendar as a way to Savor The Suspense[R] of any upcoming event.
The traffic signal countdown system provides safe and reliable solutions to these everyday problems", Brigadier Alwan said.
For motorists waiting at a stop light, the traffic signal countdown system displays the number of seconds until the light will turn green.
Carol, who will celebrate her 48th birthday on Christmas Eve, has always been very careful not to dismiss the contribution of the two men who have hosted Countdown since the death of Richard, the lovable Yorkshireman who was 61 when he died on June 26, 2005 after contracting pneumonia.
And nor was there any conflict between herself and the other Des, Des O'Connor, when Lynam quit Countdown, unhappy with the lengthy commuting he had to do between his home in Brighton and the studios in Leeds where the show is filmed.
The current Countdown champ is an 11-year-old, which will do Stelling's chances no harm.
By all accounts it's not a happy ship at Countdown.
How different would our countdowns be if we had adopted the Mayans' system of counting in 20s?
He stunned Countdown viewers last Wednesday after winning eight shows in a row to get a place in the TV quiz's quarter finals later this year.
And with excitement mounting as the world's most famous countdown approaches, Toshiba America will be at the forefront of New Year's Eve events at the Crossroads of the World, Times Square.
This year, the iconic 60-second countdown to midnight will be enhanced by audio and pyrotechnic effects on the TOSHIBA VISION screen, located directly below the world famous Times Square New Year's Eve Ball.