Understanding Bi-weekly and Semi-monthly

Bi-weekly vs. Semi-monthly

Understanding the difference between “bi-weekly” and “semi-monthly” can sometimes be confusing. Let’s learn what these words mean, their history, how to use them, and tricks to remember their differences.

History and Meaning

Bi-weekly: This word comes from “bi,” which means two. When you say bi-weekly, you are talking about something happening every two weeks.

Semi-monthly: “Semi” means half. So, when you say semi-monthly, it means something happens twice a month, typically not every two weeks.

How to Use Them

To use these words correctly, remember:

• Bi-weekly: Once every two weeks
• Semi-monthly: Twice every month

Trick to Remember the Difference

Think of a bicycle. A bicycle has two wheels. Bi-weekly means every two weeks. For semi-monthly, think of semi-circle, which is half a circle; semi-monthly means half a month, or twice a month.

Example Sentences

Bi-weekly

• We have a bi-weekly meeting at work.
• They go to the library bi-weekly.
• She takes a bi-weekly class to learn painting.
• The newsletter is sent out bi-weekly.
• Bi-weekly, I clean the garage.

Semi-monthly

• Rent is paid semi-monthly on the 1st and 15th.
• He gets his paycheck semi-monthly.
• We have a semi-monthly family dinner.
• The book club meets semi-monthly.
• She calls her grandmother semi-monthly.

Summary

In summary, bi-weekly means something happens every two weeks, and semi-monthly means it happens twice a month. Remember the trick: “bi” for two weeks and “semi” for twice a month. Use them carefully, and you will master their meanings!