packing density: meaning, definition, pronunciation and examples

C2
UK/ˈpæk.ɪŋ ˈden.sə.ti/US/ˈpæk.ɪŋ ˈden.sə.t̬i/

Technical/Scientific/Academic

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Quick answer

What does “packing density” mean?

A measurement of how compactly items or elements are arranged within a given space.

Audio

Pronunciation

Definition

Meaning and Definition

A measurement of how compactly items or elements are arranged within a given space.

A quantitative measure of the amount of material, objects, or data units occupying a specific volume, area, or length. High packing density implies efficient use of space.

Dialectal Variation

British vs American Usage

Differences

No significant lexical or spelling differences. British English may use 'packing' slightly more broadly (e.g., 'packing of spheres'), while American English is equally prevalent in technical contexts.

Connotations

Technical and neutral in both varieties. No regional connotative differences.

Frequency

Extremely low in everyday speech. Identical, high frequency in relevant technical fields (materials science, computer engineering, logistics) in both regions.

Grammar

How to Use “packing density” in a Sentence

The packing density of [NOUN PHRASE] is [ADJECTIVE/NUMBER].To increase/improve the packing density.A packing density of [NUMBER].

Vocabulary

Collocations

strong
highlowmaximumoptimalatomicmoleculardatastoragespherecrystal
medium
achievecalculatedeterminemeasureimproveincreaseaffecttheoretical
weak
extremely highrelatively lowphysicaloveralleffectiveactual

Examples

Examples of “packing density” in a Sentence

verb

British English

  • They aim to pack the components with greater density.
  • How densely can we pack these spheres?

American English

  • The goal is to pack the chips with higher density.
  • We need to pack the data more densely.

adverb

British English

  • The atoms are densely packed in the crystal lattice.
  • The goods were packed less densely to prevent damage.

American English

  • The molecules are densely packed in the polymer.
  • The files are packed more densely on the new drive.

adjective

British English

  • The high-density packing of the warehouse maximised space.
  • A dense-packing arrangement was proposed.

American English

  • The high-density packing of the server rack saved room.
  • They studied dense-packing algorithms.

Usage

Meaning in Context

Business

Rare, except in logistics/supply chain management referring to the efficient packing of goods in containers or warehouses.

Academic

Common in physics, chemistry, materials science, and engineering to describe atomic/molecular arrangements or material microstructures.

Everyday

Virtually never used. A layperson might say 'how tightly it's packed'.

Technical

Very common. Core term in materials science (crystal packing), computer hardware (data storage density on disks/chips), and nanotechnology.

Vocabulary

Synonyms of “packing density”

Strong

areal density (in specific contexts)storage density

Neutral

compactnessconcentrationcrowding

Weak

tightness of packingspace utilisation

Vocabulary

Antonyms of “packing density”

sparsenesslow occupancydispersal

Watch out

Common Mistakes When Using “packing density”

  • Using 'packing density' to describe a liquid's density (use 'mass density').
  • Using it as a countable noun (e.g., 'different packing densities' is fine, but 'a packing density' is less common than 'the packing density').
  • Confusing it with 'compression ratio'.

FAQ

Frequently Asked Questions

No. 'Density' (e.g., population density, mass density) is a general concept. 'Packing density' is a specific type of density referring to how tightly discrete, often identical, objects are arranged in a defined space.

It is highly unusual and technical-sounding. In everyday language, you would say 'crowd density' or 'how crowded a place is'. 'Packing density' would dehumanise the context.

In its simplest form, it's the volume occupied by the objects divided by the total volume of the container (or area equivalents). A perfect, gapless packing has a density of 1 (or 100%).

Higher packing density in electronics (e.g., transistors on a chip) means more processing power and memory in a smaller device, following Moore's Law. In logistics, it reduces shipping costs and storage space.

Packing density is usually technical/scientific/academic in register.

Packing density: in British English it is pronounced /ˈpæk.ɪŋ ˈden.sə.ti/, and in American English it is pronounced /ˈpæk.ɪŋ ˈden.sə.t̬i/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • None (highly technical term)

Learning

Memory Aids

Mnemonic

Imagine packing a suitcase. The 'packing density' is how much you can squeeze in without bursting the zipper. High density = more socks in the same space.

Conceptual Metaphor

SPACE IS A CONTAINER; EFFICIENCY IS TIGHTNESS/TIGHT PACKING.

Practice

Quiz

Fill in the gap
The of the crystal structure determines its stability and hardness.
Multiple Choice

In which context would 'packing density' be LEAST likely used?