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Important notice

Good news! We have updated our writing tools. Writing Tips and The Canadian Style have been combined to create a new tool called Writing Tips Plus.

Don’t forget to update your bookmarks. Within a few weeks, Writing Tips will no longer be available.

To begin your search, go to the alphabetical index below and click on the first letter of the word you are searching for.


The prefix anti‑ has various meanings.

Meaning 1: opposite to

  • The movie’s ending was anticlimactic.

Meaning 2: different from the usual

  • The literary character Duddy Kravitz is an anti-hero.

Meaning 3: opposed to, against

  • Pacifists are antiwar; they believe in resolving issues peacefully.

Meaning 4: preventing

  • Use antifreeze to unlock the car door.

Meaning 5: acting against

  • The doctor prescribed an antibiotic.