The interest rate expressed as if it were compounded once per year is called the effective annual rate:

Name: The interest rate expressed as if it were compounded once per year is called the effective annual rate:
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Quizplus · Accepted Answer

The effective annual rate (EAR) is the interest rate that is adjusted for compounding over a given period. It is indeed expressed as if the interest were compounded once per year, making it easier to compare the annual interest rates of financial products with different compounding periods.

The Interest Rate Expressed as If It Were Compounded Once