microstructure

noun

"microstructure" is a 14-letter English headword indexed on PlainSpell.

The verdict

“microstructure” is uncommon English (frequency #53,700 among 4,057 “M” headwords), classed as a noun. The kind of spelling people second-guess.

#53,700
frequency rank, English
4,057
“M” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Fine-scale structure.

Corpus desk

Index EN-microstructure · microstructure · English

microstructure · rank #53,700 · 0 variants · 0 confusables

  • FREQ-RARE #53,700
  • LEN-MEGA 14 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 4,057
  • PHOTO-FINISH mhm

Nearest frequency peer: mhm (-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 “microstructure”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “microstructure” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for microstructure
PropertyValue
Headwordmicrostructure
LanguageEnglish
Part of speechNoun
Letters14
Frequency rank#53,700
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “microstructure” in English

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

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Rare peers in the same band: “mhm” (#53,699), “mikado” (#53,701), “metatarsal” (#53,698). Among 4,057 “M” headwords, “microstructure” is #53,700. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

microstructure is uncommon English at frequency #53,700 among 4,057 “M” headwords, classed as anoun. Rarity is why readers land here mid-draft. 3 senses are on record.

We couldn't generate a plausible misspelling set for microstructure, typically a sign the spelling maps closely to how the word sounds. No close-neighbour confusable shows up for this headword in our dataset, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From micro- + structure. The correct English form is microstructure, spelled M-I-C-R-O-S-T-R-U-C-T-U-R-E.

Definition

  1. 1
    Fine-scale structure.
  2. 2
    Fine-scale structure.
  3. 3
    Fine-scale structure.

Etymology

From micro- + structure.

Antonyms

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 "microstructure"?
"microstructure" is spelled M-I-C-R-O-S-T-R-U-C-T-U-R-E.
What does "microstructure" mean?
As a noun, "microstructure" means: Fine-scale structure.
What is the origin of the word "microstructure"?
From micro- + structure. 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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "microstructure", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 14 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list