Kosinus

[ˈkoːzinʊs]

/[ˈkoːzinʊs]/ noun

The verdict

“Kosinus” is uncommon German (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency German
7
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - eine Funktion, die in der Trigonometrie eine zentrale Rolle spielt und das Verhältnis der Länge der Ankathete zur Länge der Hypotenuse in einem rechtwinkligen Dreieck angibt

Corpus desk

Index DE-kosinus · Kosinus · German

Kosinus · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 7 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "K" thin
  • PHOTO-UNK Peer pending

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.

Key facts for Kosinus
PropertyValue
HeadwordKosinus
LanguageGerman
Part of speechNoun
IPA[ˈkoːzinʊs]
Letters7
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Langschwanz-Rang von „Kosinus“ im Deutschen

Kosinusschafft es nicht in die Top 100.000 des Deutschen: Zone für Fach-, Alt- oder Seltenwortschatz.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

Kosinus is uncommon German outside the top frequency list, classed as anoun, transcribed [ˈkoːzinʊs]. Rarity is why readers land here mid-draft. Gloss: "eine Funktion, die in der Trigonometrie eine zentrale Rolle spielt und das Verhältnis der Länge der Ankathete zur Länge der Hypotenuse in einem rechtwinkligen Dreieck angibt".

Kosinus doesn't appear in our generated misspelling index, since its letter pattern doesn't lend itself to common typo substitutions. This entry stands alone in our confusable dataset, a sign it's visually distinctive enough not to be mixed up with another word.

Our source data has no etymology on file for this entry, so its spelling is best read as a straightforward mapping from sound to letter. The correct German form is Kosinus, spelled K-O-S-I-N-U-S.

Definition

  1. 1
    eine Funktion, die in der Trigonometrie eine zentrale Rolle spielt und das Verhältnis der Länge der Ankathete zur Länge der Hypotenuse in einem rechtwinkligen Dreieck angibt

Recorded use

Wiktionary examples

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

  1. Der Kosinus eines Winkels von 60 Grad ist 0,5.
  2. Im rechtwinkligen Dreieck ist der Kosinus eines Winkels das Verhältnis seiner Ankathete und der Hypotenuse.

Antonyms

Arkuskosinus

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). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "Kosinus"?
"Kosinus" is spelled K-O-S-I-N-U-S. The IPA pronunciation is [ˈkoːzinʊs].
What does "Kosinus" mean?
As a noun, "Kosinus" means: eine Funktion, die in der Trigonometrie eine zentrale Rolle spielt und das Verhältnis der Länge der Ankathete zur Länge der Hypotenuse in einem rechtwinkligen Dreieck angibt
How do you pronounce "Kosinus"?
The IPA (International Phonetic Alphabet) transcription for "Kosinus" is [ˈkoːzinʊs]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "Kosinus" come from?
"Kosinus" 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.

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

Source: FrequencyWords open word-frequency list