tension

American  

[ten-shuhn] / ˈtɛn ʃən /

noun

1. the act of stretching or straining.

2. the state of being stretched or strained.

3. mental or emotional strain; intense, suppressed suspense, anxiety, or excitement.

4. a strained relationship between individuals, groups, nations, etc.

5. (not in current use) pressure, especially of a vapor.

6. Mechanics.

   1. the longitudinal deformation of an elastic body that results in its elongation.

   2. the force producing such deformation.

7. Electricity. electromotive force; potential.

8. Machinery. a device for stretching or pulling something.

9. a device to hold the proper tension on the material being woven in a loom.

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verb (used with object)

1. to subject (a cable, belt, tendon, or the like) to tension, especially for a specific purpose.

tension British  

/ ˈtɛnʃən /

noun

1. the act of stretching or the state or degree of being stretched

2. mental or emotional strain; stress

3. a situation or condition of hostility, suspense, or uneasiness

4. physics a force that tends to produce an elongation of a body or structure

5. physics

   1. voltage, electromotive force, or potential difference

   2. ( in combination )

      high-tension

      low-tension

6. a device for regulating the tension in a part, string, thread, etc, as in a sewing machine

7. knitting the degree of tightness or looseness with which a person knits

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tension Scientific  

/ tĕn′shən /

1. A force that tends to stretch or elongate something.

2. An electrical potential (voltage), especially as measured in electrical components such as transformers or power lines involved in the transmission of electrical power.

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Other Word Forms

• overtension noun
• supertension noun
• tensional adjective
• tensionless adjective

Etymology

Origin of tension

First recorded in 1525–35; from Latin tēnsiōn-, stem of tēnsiō, “a stretching,” equivalent to tēns(us) “stretched” (past participle of tendere “to stretch, extend, proceed”; tend ¹ ) + -iō -ion

Example Sentences

“Things have normalized because the tension is somewhere else.”

From Los Angeles Times • Apr. 1, 2026

The tension in the relationship between the founders of OpenAI and Anthropic began in 2016 at a group house on San Francisco’s Delano Avenue.

From The Wall Street Journal • Mar. 28, 2026

The tension has played out in a series of demand letters sent by Moriarty to the Justice and Homeland Security departments.

From Salon • Mar. 27, 2026

The tension is real — and often tears families apart.

From MarketWatch • Mar. 27, 2026

Chest voice feels like the sound is emanating from the chest, which tends to create a lot of tension in the throat, particularly in younger singers.

From "Music and the Child" by Natalie Sarrazin

Related Words

• anxiety
• apprehension
• concern
• discomfort
• hostility
• jitters
• nervousness
• pressure
• strain
• suspense
• unease
• worry