comma splice: meaning, definition, pronunciation and examples
C1Formal, Academic, Technical (Linguistics/Writing)
Quick answer
What does “comma splice” mean?
A grammatical error where two independent clauses are joined only by a comma, without a coordinating conjunction.
Audio
Pronunciation
Definition
Meaning and Definition
A grammatical error where two independent clauses are joined only by a comma, without a coordinating conjunction.
A punctuation error considered a type of run-on sentence. It is a stylistic and grammatical issue taught in formal writing instruction, often corrected by using a period, semicolon, or conjunction.
Dialectal Variation
British vs American Usage
Differences
The concept and the term are identical in both varieties. The prescriptive rule against it is taught similarly, though some style guides (e.g., in journalism or creative writing) may be more tolerant in specific contexts.
Connotations
Universally negative in formal writing contexts. It is a marker of poor punctuation skills.
Frequency
Equally common in educational and editorial contexts in both the UK and US.
Grammar
How to Use “comma splice” in a Sentence
The sentence [has/contains] a comma splice.You [created/made] a comma splice.Let's [correct/fix/avoid] the comma splice.Vocabulary
Collocations
Examples
Examples of “comma splice” in a Sentence
verb
British English
- The student inadvertently spliced the clauses with a comma.
- Be careful not to splice those two sentences together.
American English
- She accidentally spliced the independent clauses.
- The editor flagged every spliced comma in the manuscript.
Usage
Meaning in Context
Business
Important in formal reports and professional emails to maintain a polished, competent tone. Considered an avoidable error.
Academic
Critical. Comma splices are heavily penalised in student essays and academic papers across disciplines.
Everyday
Rarely discussed unless giving or receiving writing advice. Common in informal digital communication (e.g., texts, chats) where it is not considered an error.
Technical
The precise term used in linguistics, grammar textbooks, and style guides to diagnose a specific syntactic-punctuation issue.
Vocabulary
Synonyms of “comma splice”
Vocabulary
Antonyms of “comma splice”
Watch out
Common Mistakes When Using “comma splice”
- Confusing it with a correctly used comma before a coordinating conjunction (FANBOYS).
- Thinking a long sentence is automatically a comma splice (it must join two independent clauses).
- Correcting a comma splice by creating a sentence fragment instead.
FAQ
Frequently Asked Questions
In formal, academic, and professional writing, yes, it is considered an error. However, some accomplished authors use it deliberately for stylistic effect (e.g., to convey speed or a stream of thoughts), but this is an advanced technique and not recommended for learners.
1) Replace the comma with a period to make two sentences. 2) Replace the comma with a semicolon. 3) Keep the comma and add a coordinating conjunction (and, but, or, so, for, nor, yet).
A comma splice is a specific type of run-on sentence. All comma splices are run-ons, but not all run-ons are comma splices. A 'fused sentence' is another type of run-on where two clauses are joined with no punctuation at all.
The verb 'to splice' means to join or connect two things end-to-end (like splicing rope or film). The term 'comma splice' metaphorically suggests an incorrect or weak joining of two sentence parts using only a comma.
A grammatical error where two independent clauses are joined only by a comma, without a coordinating conjunction.
Comma splice is usually formal, academic, technical (linguistics/writing) in register.
Comma splice: in British English it is pronounced /ˈkɒmə ˌsplaɪs/, and in American English it is pronounced /ˈkɑːmə ˌsplaɪs/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “N/A”
Learning
Memory Aids
Mnemonic
Think of a comma as a weak paper clip trying to splice (join) two heavy ropes (independent clauses). It will snap. You need a stronger connector: a semicolon (metal clip), a period (cutting them apart), or a conjunction with the comma (reinforced clip).
Conceptual Metaphor
PUNCTUATION IS JOINERY / CONNECTORS. A comma is a weak joint; a splice is a faulty connection.
Practice
Quiz
Which of the following is a comma splice?