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noun

trigonometry

trih-guh-NO-muht-ree

Trigonometry (noun) means the branch of mathematics dealing with the relationships between the angles and sides of triangles. Example: “Trigonometry is used heavily in engineering and navigation.”

noun
1
The branch of mathematics dealing with the relationships between the angles and sides of triangles.
"Trigonometry is used heavily in engineering and navigation."

How to use trigonometry

Learner’s notes

In plain EnglishThe math of triangles — angles, sides, and how they relate.

Word forms

trigonometries plural

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_____ is used heavily in engineering and navigation.

Etymology

From Greek trigonon ("triangle") and metron ("measure"), coined in the 1610s as New Latin trigonometria.

Origin: New Latin · First attested 1610

Class of 1610 trigonometry joined the language around 1610.
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Related words

Rhymes for trigonometry

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Frequently asked questions

What does “trigonometry” mean?

The word “trigonometry” means the branch of mathematics dealing with the relationships between the angles and sides of triangles. In plain terms, the math of triangles — angles, sides, and how they relate.

How do you pronounce “trigonometry”?

“Trigonometry” is pronounced trih-guh-NO-muht-ree (/ˌtɹɪɡəˈnɒmətɹi/ in IPA).

How do you use “trigonometry” in a sentence?

Here is “trigonometry” used in a sentence: “Trigonometry is used heavily in engineering and navigation.”

What part of speech is “trigonometry”?

“Trigonometry” is a noun.

Where does the word “trigonometry” come from?

The word “trigonometry” dates back to around 1610 and comes from New Latin. From Greek trigonon ("triangle") and metron ("measure"), coined in the 1610s as New Latin trigonometria.

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