once a year

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Though research is mixed, one highly referenced study from 1998 suggests that that men who donate blood just once a year have an 88 percent reduced risk for heart attack compared to non–blood donors.

From Slate • May 9, 2026

Landlords will need to give two months' notice and can only increase rent once a year to "the market rate".

From BBC • Apr. 28, 2026

At least once a year, controllers must report all visits made to health professionals, including psychologists or psychiatrists, for treatment, exam or evaluation in the prior three years.

From The Wall Street Journal • Apr. 23, 2026

CPI weightings, meanwhile, are only updated once a year.

From Barron's • Apr. 22, 2026

Only once a year, on his birthday, did Charlie Bucket ever get to taste a bit of chocolate.

From "Charlie and the Chocolate Factory" by Roald Dahl