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viscosity

noun

Simple meaning

A quantity expressing the magnitude of internal friction in a fluid.

Pronunciation

Say it like this:

vihskahsuhtee

Say the bold part a little louder.

US device voice
IPA pronunciation (US)

vɪsˈkɑsəti

This word is pronounced essentially the same in American and British English, so one transcription covers both.

IPA (International Phonetic Alphabet) is a standard way of writing speech sounds.

Word Review

Definition

Everyday modern meanings first, grouped by part of speech.

noun

  1. countablephysics

    A quantity expressing the magnitude of internal friction in a fluid, as measured by the force per unit area resisting uniform flow.

  2. uncountable

    The state of being viscous.

  3. uncountablepsychology

    A tendency to prolong interpersonal encounters.

Word at a Glance

Difficulty
C1 · Advanced
Frequency
Uncommon
Typical Use
Neutral / general English

Word Aura™

How this word commonly comes across.

Aura for this meaning

This meaning: A quantity expressing the magnitude of internal friction in a fluid, as measured by the force per unit area resisting uniform flow.

Used this way, viscosity is a specialist word that usually carries little praise or criticism of its own. This is a scientific use: it names something precisely within a field of study, so it appears in research and teaching more than in conversation.

Emotional tone
Neutral
Formality
Specialist/technical
Intensity
Not strongly marked
How common
Specialized
Connotation
Clinical and technical
Usage feel
Technical and specialized

Where it naturally appears

  • Science
  • Academic writing
  • Technical/specialist writing

Usage note

In general conversation this sense usually needs explaining — outside its field, people reach for a plainer word.

Word Aura describes common impressions, not a measurement. Tone changes with sentence, speaker, relationship and situation.

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Common Patterns and Combinations

How this word naturally appears with others.

Quantity / resistance

dynamic viscosityshear viscosityblood viscosityeddy viscosity

Other combinations

absolute viscosityviscosity indexlow viscosityhigh viscosity

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Word Family

Related forms, grouped by how they connect.

Compound terms

Established multiword terms.

  • absolute viscositynounCompound term

    A measure of the resistance to flow of a fluid under an applied force.

  • coefficient of viscositynounCompound term

    A measure of the resistance to flow of a fluid under an applied force.

  • dynamic viscositynounCompound term

    A measure of the resistance to flow of a fluid under an applied force.

  • unit of viscositynounCompound term

    A unit of measurement for viscosity.

Related Words

Connected to the same idea, not synonyms.

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Dictionary data from Wiktionary via the Free Dictionary API. Simple meanings, combinations and word intelligence are built from verified reference data, no AI is used to load this page.