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This flags up important messages
Answer for the clue "This flags up important messages ", 9 letters:
semaphore
Alternative clues for the word semaphore
Word definitions for semaphore in dictionaries
Wikipedia
Word definitions in Wikipedia
In computer science , a semaphore is a variable or abstract data type that is used for controlling access, by multiple processes , to a common resource in a concurrent system such as a multiprogramming operating system. A trivial semaphore is a plain variable ...
WordNet
Word definitions in WordNet
v. send signals by or as if by semaphore convey by semaphore, of information
Usage examples of semaphore.
Boundy might have pondered long on the pugilistic attitude of the semaphore but for an event that, while he was most intent upon it, aimed a sudden thrust at his bump and his theory all at the same time.
She was no longer in the cave, but out on the scrub slopes of the bajada, a great-aunt of a saguaro rearing tall above her, signaling some slow semaphore to her relatives on a distant slope.
The Larry instructed me to tell Doctor Cummings and you too if possible, that I, formerly Tula, have changed my name to Tuly because I am no longer a slave or a copycat or a semaphore or a relay.
Signaling between skyships of this lost republic was accomplished by use of an elaborate semaphore array of lights and colored pannels which could be alternately hidden and revealed.
Semaphoring his credit card, Meadowbrook made a big thing of catching the tab.
His long arms, encased in NPS green, semaphored information and enthusiasm.
Laszlo to the last of the five hundred faces she had been flashing him since he woke up, and the surreptitious semaphoring of her hands signaling him to the front, the front of what?
He was wearing red shorts because he'd bicycled here, a five-mile ride, not because he wanted to semaphore his instant availability to the world at large.
Directly ahead of him rose a semaphore, placed at a point where evidently a derailing switch branched from the line.
Looking towards the north, he could distinguish Gibraltar faintly visible in the extreme distance, and upon the summit of the rock both Ben Zoof and himself fancied they could make out another semaphore, giving signals, no doubt, in response to the one here.
On the Tump, the old castle mound across the river, the big tower, one end of the Grand Trunk that wound more than two thousand miles across the continent to Genua, glittered with semaphore.
Before the semaphore, news from Genua took months to get here, now it takes less than a day.
If an antenna was beyond quick repair they signaled the problem through the hull, using a hydromechanical semaphore with a keyboard for unusually complex problems.
In addition to the semaphore towers, every town—and most of the villages—in range of our remotes contains at least one Church complex.
His fingers moved on the semaphore controls, directing the riggers to unpin the antennas.