Standard Lemma guide

isotropy

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • /aɪˈsɒ.tɹə.pi/
  • /ˈaɪ.səˌtɹoʊ̯.pi/
  • US: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

The property of being identical, or having the same physical properties, in all directions.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: geometry, mathematics, natural-sciences, physical-sciences, physics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

(physics) the property of being isotropic; having the same value when measured in different directions

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: symmetry

Antonyms: anisotropy

Broader terms: property

History

Etymology

From iso- + -tropy.

Across languages

Translations

21 source translations are retained for this English entry.

  • Belarusian: ізатрапі́я (izatrapíja) — The property of being isotropic
  • Belarusian: ізатро́пнасць (izatrópnascʹ) — The property of being isotropic
  • Catalan: isotropia — The property of being isotropic
  • Chinese Mandarin: 各向同性 (gèxiàngtóngxìng) — The property of being isotropic
  • Danish: isotropi — The property of being isotropic
  • Estonian: isotroopia — The property of being isotropic
  • Estonian: isotroopsus — The property of being isotropic
  • French: isotropie — The property of being isotropic
  • German: Isotropie — The property of being isotropic
  • Greek: ισοτροπία (isotropía) — The property of being isotropic
  • Hungarian: izotrópia — The property of being isotropic
  • Icelandic: stefnusneyða — The property of being isotropic
  • Italian: isotropia — The property of being isotropic
  • Polish: izotropowość — The property of being isotropic
  • Portuguese: isotropia — The property of being isotropic
  • Russian: изотропи́я (izotropíja) — The property of being isotropic
  • Russian: изотро́пность (izotrópnostʹ) — The property of being isotropic
  • Spanish: isotropía — The property of being isotropic
  • Swedish: isotropi — The property of being isotropic
  • Ukrainian: ізотропі́я (izotropíja) — The property of being isotropic
  • Ukrainian: ізотро́пність (izotrópnistʹ) — The property of being isotropic