The phrase "are utterly reliant on" is correct and usable in written English.
It can be used to express a strong dependence on something or someone.
Example: "Many businesses are utterly reliant on technology to operate efficiently in today's digital age."
Alternatives: "are completely dependent on" or "are entirely reliant on".
"They are shafting people who are utterly reliant on this transportation mode," Mr. Green said last week.
In this we see a parallel with the fiercely individualistic world of novelists, poets, artists and composers who know in their hearts that they are utterly reliant on those who went before them.
Chief Superintendent Gavin Thomas will give a speech to the group's conference on Tuesday saying forces are "utterly reliant" on fewer staff working longer.
She was utterly reliant on Jak and his network of underworld associates for everything: clothes, food, transport.
Today, despite its cutting-edge research on life extension, artificial intelligence and space travel, Google is utterly reliant on advertising dollars.
Rusia Petroleum, by contrast, is utterly reliant on the gas monopoly building pipelines between Kovykta and potential customers.Sacrificial offeringAll these factors point to Rusia Petroleum coming off substantially worse from its brush with Gazprom and Mr Mitvol than did Sakhalin Energy.
When the light was elsewhere, I felt exposed to the uncharted darkness -- I was utterly reliant on a fisherman and an iPhone app.
What is needed is the counterpart of the sort of breakthrough in technology that saw the Human Genome Project reach fruition 'from left field' via shotgun DNA sequencing, which is utterly reliant on massive computer power.
Petruchio decides to "tame" Katherina like a hawk, depriving her of food and sleep until she is completely exhausted and utterly reliant on him.
The world will remain utterly reliant on oil: "Our industry is 98% dependent on petroleum to power our product, and we're very worried about volatility".
"Attacks on polio workers are utterly vile.
