anisotropy
"anisotropy" is a 10-letter English headword indexed on PlainSpell.
The verdict
“anisotropy” is uncommon English (frequency #61,266 among 3,931 “A” headwords), classed as a noun. The kind of spelling people second-guess.
- #61,266
- frequency rank, English
- 3,931
- “A” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The property of being directionally dependent.
Corpus desk
Index EN-anisotropy · anisotropy · English
anisotropy · rank #61,266 · 0 variants · 0 confusables
- FREQ-RARE #61,266
- LEN-MEGA 10 letters
- VOW-5 5 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 3,931
- PHOTO-FINISH analgesia
Nearest frequency peer: analgesia (-1 rank slots)
Read with this headword: Spelling guide for this pattern
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
Long-tail ranks near “anisotropy”
Sparse band: bars invert rank so rarer forms read shorter
- Amrita
Amrita
38,739 corpus weight
- amyotrophic
amyotrophic
38,738 corpus weight
- analgesia
analgesia
38,736 corpus weight
- anisotropy
anisotropy
38,735 corpus weight
- ankh
ankh
38,734 corpus weight
- Appomattox
Appomattox
38,731 corpus weight
What this shows Long-tail view: where “anisotropy” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | anisotropy |
| Language | English |
| Part of speech | Noun |
| Letters | 10 |
| Frequency rank | #61,266 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “anisotropy” in English
Rare enough to double-check
anisotropy is uncommon English at frequency #61,266 among 3,931 “A” headwords, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.
Zero misspellings are on record for anisotropy in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. This entry stands alone in our confusable dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.
Etymologically, the entry records: From an- + isotropy. The correct English form is anisotropy, spelled A-N-I-S-O-T-R-O-P-Y.
Definition
- 1The property of being directionally dependent.
- 2The degree to which this property is exhibited.
Recorded use
Wiktionary exampleThese source excerpts show how anisotropy appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Velvet exhibits anisotropy when rotated about its geometric normal.
Etymology
From an- + isotropy.
Antonyms
This word in other languages
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
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "anisotropy", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 10 letters (nearest by frequency rank).