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Comma Splice

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

Definition

A comma splice happens when two complete sentences are joined with only a comma.

Course connection

ACT English: Conventions of Standard English: Sentence Structure and Formation

Keep studying

Review this concept in ACT English: Conventions of Standard English: Sentence Structure and FormationACT course hub

Comma Splice cheat sheet for homework

visual study aid

5 Must Know Facts For Your Next Test

  1. Comma Splice appears across 3 ACT guides as a remediation concept.
  2. If both sides can stand alone as sentences, a comma by itself is not enough.