'master account' is correct and can be used in written English.
This phrase typically refers to an account used to control access to other accounts. For example, you might be required to log in to your master account in order to access other accounts associated with it.
If one of your kids registers as the master account, they have all the power.
The other accounts are used to find or "harvest" the correct answers to assessment questions for the master account.
You will need to set up the computer's master account, called the Administrator account, before you create new accounts for other users.
Activity time stamps are then reviewed to see when the account suspected of harvesting answers solved a particular problem just after the master account did.
And there were the little deceits, like imposing a hefty fee on conventioneers for the "privilege" of billing to the hotel's own master account -- even though the hotel saved the credit card commissions it would otherwise have had to pay.
He was logged in to the Silk Road master account, according to the agents who arrested him, and investigators found chat logs and other evidence on the hard drive that implicated him.
Sweep any surplus into master accounts, and eliminate any slack.
Enterprise agreements allow the Cornell community to opt in to use cloud-based IT infrastructure services covered under Cornell master accounts.
The banks used the CAD-Coins to exchange money — in this case fictional money — the way they do at the end of each day to settle their master accounts.
It noted that many investors buy funds through brokerage firms that maintain master accounts in many funds, and that it would fall to the brokerage firm to do all those calculations.
He added: "The Apptrade marketplace exists as a series of master accounts on OpenLedger.
