MCU

abbrev

The verdict

“MCU” is uncommon German (frequency #93,274 among 3,571 “M” headwords), classed as an abbreviation. The kind of spelling people second-guess.

#93,274
frequency rank, German
3,571
“M” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - micro controller unit; Mikrocontroller

Corpus desk

Index DE-mcu · MCU · German

MCU · rank #93,274 · 0 variants · 0 confusables

  • FREQ-RARE #93,274
  • LEN-MID 3 letters
  • VOW-1 1 vowel
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 3,571
  • PHOTO-FINISH meditiert

Nearest frequency peer: meditiert (+2 rank slots)

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.

Langschwanz-Ränge nahe „MCU“

Dünnes Band: Balken invertieren den Rang, seltenere Formen wirken kürzer

corpus weight

What this shows Langschwanz-Sicht: wo „MCU“ gegen ähnlich seltene deutsche Ränge sitzt.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for MCU
PropertyValue
HeadwordMCU
LanguageGerman
Part of speechAbbreviation
Letters3
Frequency rank#93,274
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Langschwanz-Rang von „MCU“ im Deutschen

Diese Skala geht vom Kern des Alltagdeutschen (links) bis zum seltenen Langschwanz (rechts).MCUfällt in diesen Seltenheitsbereich:

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

Die Skala ist logarithmisch (jeder Tick ≈ 10× seltener). Seltene Nachbarn derselben Bandbreite: „meditiert“ (#93,276), „Meinungsumfrage“ (#93,277), „matern“ (#93,269). Unter 3,571 „M“-Lemmata liegt „MCU“ bei #93,274. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

MCU is uncommon German at frequency #93,274 among 3,571 “M” headwords, classed as anabbreviation. Rarity is why readers land here mid-draft. Gloss: "micro controller unit; Mikrocontroller".

MCU has no tracked misspelling variants, since its letter sequence doesn't invite the usual edit-distance slips. This entry stands alone in our confusable dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.

This entry carries no recorded etymology, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct German form is MCU, spelled M-C-U.

Definition

  1. 1
    micro controller unit; Mikrocontroller

Recorded use

Wiktionary example

These source excerpts show how MCU appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. „In diesem Unterabschnitt beschreiben wir kurz zwei 32-Bit-Controller, von denen der erste für die Erzeugung von digitalen Zeitsignalen für komplexe Steuerungsaufgaben, der zweite für den Einsatz als MCU in einem kleineren Rechnersystem besonders gut geeignet ist.“

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 German corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "MCU"?
"MCU" is spelled M-C-U.
What does "MCU" mean?
As an abbreviation, "MCU" means: micro controller unit; Mikrocontroller
What language does "MCU" come from?
"MCU" is a German word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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 German words by spelling shape

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

Same letter count

Frequency-ranked German headwords with 3 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list