Definition of "synchronous" [syn•chro•nous]

• Occurring or existing at the same time. See Synonyms at contemporary. (adjective)
• Moving or operating at the same rate. (adjective)
• Having identical periods. (adjective)
• Having identical period and phase. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Lots of times words get perverted, too -- computer scientists who talk of "synchronous processes" have no idea what the actual definition in English of "synchronous" is -- they think it means "synchronized" -- and when they call putting millions of transistors on a tiny chip and call it Very Large Scale Integration, they're turned the phrase "large scale" on its very head."
• "What a lot of them didn't realize is that with green threads, if you call a synchronous networking API, you're blocking all your threads, not just one of them."
• "I wrote it early in 1945 and it was published in Wireless World in October, just after the war had ended, and it laid down the principles which now determine the world's communication system, the idea that you'd have satellites poised at such a height above the earth that they remained stationery in the sky and so-called synchronous, or geostationary, orbit."