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Punctuation

Written by the Fiveable Content Team • Last updated August 2025
Written by the Fiveable Content Team • Last updated August 2025

Definition

Punctuation is the ACT English convention skill for using marks such as commas, periods, colons, and apostrophes correctly.

Course connection

ACT English: Conventions of Standard English: Punctuation

5 Must Know Facts For Your Next Test

  1. Punctuation is explicitly named in official ACT test materials.
  2. Punctuation belongs to English.