The number of Iranian startups has rocketed, from almost none at the beginning of this decade to at least 400 in Tehran alone, according to TechRasa, a local equivalent of TechCrunch, which tracks the sector. These startups occupy a tiny portion—less than 1% of GDP, by some estimates—of Iran’s oil-dominated economy. But their impact is potentially huge. If they succeed, they could foster a different vision of what the country could be, and help reverse years of brain drain, in which millions of bright Iranian youth have left, many for the U.S.

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Rocket: uk /ˈrɒk.ɪt/ us /ˈrɑː.kɪt/ also skyrocket informal

to rise extremely quickly or make extremely quick progress towards success:

“House prices in the north are rocketing (up).”

“Their team rocketed to the top of the League.”

“Sharon Stone rocketed to fame in the film “Basic Instinct”.”


  • used to emphasize that only one factor out of several is being considered and that the whole is greater or more extreme.
    “there were fifteen churches in the town centre alone”

Track: noun uk ​ /træk/ us ​ /træk/

to record the progress or development of something over a period:

“The study tracked the careers of 1,226 doctors who trained at the Medical School.”

Foster: verb uk ​ /ˈfɒs.tər/ us ​ /ˈfɑː.stɚ/

to encourage the development or growth of ideas or feelings:

“I’m trying to foster an interest in classical music in my children.”

“They were discussing the best way to foster democracy and prosperity in the former communist countries.”

Reverse: verb uk ​ /rɪˈvɜːs/ us ​ /rɪˈvɝːs/

to change the direction, order, position, result, etc. of something to its opposite:

“The new manager hoped to reverse the decline in the company’s fortunes.”

“Now that you have a job and I don’t, our situations are reversed.”

Brain drain: noun [ S ] uk ​ /ˈbreɪn ˌdreɪn/ us ​ /ˈbreɪn ˌdreɪn/

the situation in which large numbers of educated and very skilled people leave their own country to live and work in another one where pay and conditions are better:

“Britain has suffered a huge brain drain in recent years.”