The phrase "across the world in a" is correct and usable in written English.
It can be used when referring to something that is happening globally or in various locations around the world, often in the context of travel, communication, or events.
Example: "We have customers across the world in a variety of industries, showcasing our diverse reach."
Alternatives: "around the globe in a" or "worldwide in a".
I drove across the world in a double-decker bus.
The integration of such search tools enables the users to access information across the world in a transparent and efficient manner.
"You're able to interact with your audience in real time, even though they may be across the world in a completely different time zone".
The treadmill of interviews, gigs and journeying across the world in a van that constantly breaks down all eventually adds up.
AS BRITISH troops pulled out of Basra, across the world in a forest outside Helsinki, in Finland, representatives of Iraq's warring Sunni and Shia factions finished four days of talks on how to negotiate their differences.
(At the suffragettes' trial the sentencing judge told the women: "If the law would allow I would send you across the world in a sailing ship as the best thing for you").
The UNHCR's World Refugee Day, celebrated tomorrow June 200), hosts similar events across the world in an effort to educate host populations about refugees and dissolve the stereotypes and stigma attached to the title.
An ongoing advertising campaign called "Incredible India" has made its way to billboards across the world, in an attempt to create awareness and boost tourism in India.
The UK is not unique: digital switch-over has been used to boost mobile services across the world in an internationally co-ordinated changeover.
Researchers from seven countries have collaborated to analyze how a single strain of Streptococcus pneumoniae bacteria has morphed over 30 years and spread across the world, in an attempt to overcome the development of antibiotics and vaccines.
The bitter competition between Sky and BT Sport, both desperately using sport as a weapon in the battle for customers across TV, broadband, telephone and mobile, plus the increasing demand across the world in an international market that is still far from sated, drove the latest Premier League TV deal beyond £8.3bn over three seasons.
