also: レジスタ
After we introduced a new cash register, checkout became faster.
checkout counter; cashier
Can refer to the checkout area or the person operating it. In practice, レジ is more common for both.
There was a long line in front of the checkout counter.
She works as a cashier at the supermarket.
Technical term for a CPU register. Used in computing contexts.
CPU registers temporarily store intermediate results of calculations.
I paid at the register and then left the store.
She spends all day ringing up the cash register.
It was the new employee's first time working the checkout counter.