anisotropic

adj

By · According to Wiktionary data (CC BY-SA) ·

"anisotropic" is a 11-letter English headword indexed on PlainSpell.

The verdict

“anisotropic” is uncommon English (frequency #54,006 among 35,202 “A” headwords), classed as an adjective. The kind of spelling people second-guess.

#54,006
frequency rank, English
35,202
“A” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Having properties that differ according to the direction of measurement; exhibiting anisotropy.

Key facts for anisotropic
PropertyValue
Headwordanisotropic
LanguageEnglish
Part of speechAdjective
Letters11
Frequency rank#54,006
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “anisotropic” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). anisotropic lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Rare enough to double-check

anisotropic is uncommon English at frequency #54,006 among 35,202 “A” headwords, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Having properties that differ according to the direction of measurement; exhibiting anisotropy.".

anisotropic doesn't appear in our generated misspelling index, a sign its spelling follows regular English conventions. This headword has no recorded confusable partner, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: From an- + isotropic. The correct English form is anisotropic, spelled A-N-I-S-O-T-R-O-P-I-C.

Definition

  1. 1
    Having properties that differ according to the direction of measurement; exhibiting anisotropy.

Etymology

From an- + isotropic.

This word in other languages

anisotrópico(Español)anisotrope(Français)anisotrop(Deutsch)

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "anisotropic"?
"anisotropic" is spelled A-N-I-S-O-T-R-O-P-I-C.
What does "anisotropic" mean?
As an adjective, "anisotropic" means: Having properties that differ according to the direction of measurement; exhibiting anisotropy.
What is the origin of the word "anisotropic"?
From an- + isotropic. See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “anisotropic”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is A-N-I-S-O-T-R-O-P-I-C - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words

Other uncommon English words near this rank

Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list