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Etymology

density

/ˈdɛnsɪti/

noun

Origin

Latin

densus — thick, crowded, compact

Overview

Meaning Now

  • The degree of compactness of a substance.
  • The quantity of people or things in a given area or space.
  • A measure of the quantity of some physical property per unit length, area, or volume.

Literal older meaning

the quality of being thick or crowded

Language path

Latin → Old French → Middle English → English

Earliest form

densite

Earliest period

14th century

Journey

The term entered the English language during the transition from Middle English to Early Modern English, often used initially in scientific or philosophical contexts to describe the physical consistency of matter or the thickness of a material.

Evolution

  1. Proto-Indo-European

    *dens-

    “thick, crowded”

  2. Latin

    densus

    “thick, dense”

  3. Late Latin

    densitas

    “thickness, density”

  4. Old French

    densité

    “density”

  5. Middle English

    densite

    “thickness, opacity”

Connections

Word parts

dens-

root

thick

-ity

suffix

quality of

Related across languages

  • French

    densité

    density

  • Italian

    densità

    density

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External references use DefinedTerm semantics.