Sinus

[ˈziːnʊs]

/[ˈziːnʊs]/ noun

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

The verdict

“Sinus” has 7 generated spelling variants in the German index at frequency #36,626. The variants make it a useful spelling check.

#36,626
frequency rank, German
8,027
“S” headwords
7
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - eine trigonometrische Funktion

Corpus desk

Index DE-sinus · Sinus · German

Sinus · rank #36,626 · 7 variants · 20 confusables

  • FREQ-MID #36,626
  • LEN-MID 5 letters
  • VOW-2 2 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-MID 7 variants
  • BOOK-DENSE 8,027
  • PHOTO-FINISH Simbabwe

Nearest frequency peer: Simbabwe (-1 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.

Rang-Peers am Tippfehler-Magneten „Sinus“

Gleiche Seltenheitsbandbreite: nützlich, wenn ein Tippfehler auf ein Peer-Lemma trifft

corpus weight

What this shows „Sinus“ sitzt unter diesen FrequencyWords-Peers; die Tippfehlertiefe steht separat im Edit-Distance-Chart.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

Sinus vs sus
40% similar
Sinus vs sis
40% similar
Sinus vs sons
40% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for Sinus
PropertyValue
HeadwordSinus
LanguageGerman
Part of speechNoun
IPA[ˈziːnʊs]
Letters5
Frequency rank#36,626
Misspellings tracked7
Confusable pairs20
SourceWiktionary (kaikki.org)

Häufigkeitslage von Tippfehler-Magnet „Sinus“

Von links nach rechts: die wenigen Träger des Alltags, dann der lange Schwanz kaum gebrauchter Formen.Sinusliegt hier neben dem Tippfehler-Druck:

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

Die Skala ist logarithmisch (jeder Tick ≈ 10× seltener). Peers derselben Seltenheitsbandbreite: „Simbabwe“ (#36,625), „Sirius“ (#36,627), „Sieber“ (#36,624). Unter 8,027 „S“-Lemmata liegt „Sinus“ bei #36,626. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 7 spelling variants around Sinus (IPA [ˈziːnʊs]), anoun. Corpus frequency is #36,626 among 8,027 “S” headwords. Wiktionary lists 3 senses, so context still picks the gloss.

Our generated misspelling index lists 7 likely wrong-spelling variants for Sinus, with forms such as "isnus", "sinnus", and "sinsu". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It also participates in 20 confusable-pair relationships, "sus", "sis", "sons", and more, where similar look or sound leads writers to substitute one word for another in context.

No documented word history exists for this headword, so its spelling is easiest to reason about phoneme by phoneme, absent a documented history. The correct German form is Sinus, spelled S-I-N-U-S.

Definition

  1. 1
    eine trigonometrische Funktion
  2. 2
    „Hohlraum in Geweben und Organen“
  3. 3
    „venöses Blut führender Kanal zwischen den Hirnhäuten“

Recorded use

Wiktionary examples

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

  1. Dieses Skript berechnet mit Hilfe von Sinus, Cosinus und Tangens Maße eines rechtwinkligen Dreieckes.
  2. „Er war jetzt fest davon überzeugt, daß von Sinus und Kosinus nicht die Rede sein würde.“

Antonyms

KosinusTangensArkussinus

This word in other languages

sine(English)seno(Español)sinus(Français)seio(Português)

Common misspellings

Also misspelled as:

  • isnus
  • sinnus
  • sinsu
  • sinuss
  • siuns
  • snius
  • ssinus

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of Sinus - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.

isnus2sinnus1sinsu2sinuss1siuns2snius2ssinus1
Edit distance from "Sinus"

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 "Sinus"?
"Sinus" is spelled S-I-N-U-S. The IPA pronunciation is [ˈziːnʊs].
What does "Sinus" mean?
As a noun, "Sinus" means: eine trigonometrische Funktion
What words are commonly confused with "Sinus"?
"Sinus" is commonly confused with "sus", "sis", "sons". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "Sinus"?
The IPA (International Phonetic Alphabet) transcription for "Sinus" is [ˈziːnʊs]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "Sinus" come from?
"Sinus" is a German word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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 "Sinus", not the corpus desk frequency band.

Same letter count

Frequency-ranked German headwords with 5 letters (nearest by frequency rank).

Sohns#36,630ruhte#36,599Riten#36,597Riege#36,595

Similar misspelling depth

Headwords with a similar count of attested misspellings (7 here; floor ≥5).

Staate7 variantsRidge7 variantsrelax7 variantsTritte7 variants

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

Source: FrequencyWords open word-frequency list