Definition of Parallel
Quick Meaning of Parallel
Two lines or things going in the same direction, always the same distance apart, never meeting. Or: two similar things happening at the same time.
Detailed Definition of Parallel
Extending or running in the same direction with a constant distance apart; never meeting or crossing. Also: similar or comparable in certain ways.
How to Pronounce Parallel
Stress pattern: Ooo (3-syllable word).
Tip: Stress the first syllable: PAR-uh-lel. Three syllables. The 'a' sounds are both the schwa sound (uh). The final syllable is unstressed.
Watch out: Some learners stress the second syllable (par-AL-lel) or confuse the vowel sounds. Correct: PAR-uh-lel. The 'a' in the second syllable is schwa (uh), not a full 'a' sound.
Origin and Etymology of Parallel
From Greek 'parallelos' (beside one another). 'Para-' (beside) + 'allelos' (one another). Entered English in 16th century via mathematical usage.
How to Use Parallel in a Sentence
Each example shows “parallel” with a CEFR level so learners can pick examples that match their fluency.
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“The two railway tracks run parallel to each other across the landscape.”
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“There are parallel developments in technology and education.”
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“Her career followed a parallel path to her sister's in medicine.”
Synonyms and Antonyms of Parallel
Common Synonyms for Parallel
Smart Synonyms for Parallel — When to Use Each
- similar
- General term for things that resemble each other
- analogous
- Formal; emphasizes structural similarity and comparison
- concurrent
- Emphasizes happening at the same time simultaneously
Common Collocations with Parallel
These phrases pair with “parallel” in everyday English:
- parallel lines
- parallel universe
- parallel structure
- run parallel to
- parallel development
Common Mistakes When Using Parallel
Even fluent speakers slip up with “parallel”. Here’s how to avoid the most common errors:
- ✗ Wrong: The two roads was parallel to each other.
- ✓ Correct: The two roads were parallel to each other.
- Why: 'Roads' is plural, so use 'were' not 'was'.
- ✗ Wrong: I see a parallel from your situation.
- ✓ Correct: I see a parallel with your situation. / I see a similarity to your situation.
- Why: Use 'parallel with' for comparison, not 'parallel from'. Or use 'similarity to'.
- ✗ Wrong: We can parallels this structure to the previous one.
- ✓ Correct: We can draw a parallel between this structure and the previous one. / We can parallel this with the previous one.
- Why: 'Parallel' as a verb is rare; use 'draw a parallel' or 'compare' instead.
Other Forms of Parallel
- Noun: parallel
- Adjective: parallel
- Adverb: in parallel
Frequently Asked Questions About Parallel
What is the meaning of "Parallel"?
Two lines or things going in the same direction, always the same distance apart, never meeting. Or: two similar things happening at the same time.
How do you pronounce "Parallel"?
The IPA is /ˈpærəlel/. Stress the first syllable: PAR-uh-lel. Three syllables. The 'a' sounds are both the schwa sound (uh). The final syllable is unstressed.
What part of speech is "Parallel"?
"Parallel" is an adjective at B2 level (Common European Framework).
What are synonyms for "Parallel"?
Common synonyms include similar, comparable, analogous.
How do you use "Parallel" in a sentence?
For example: "The two railway tracks run parallel to each other across the landscape."