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Definition of euler
euler
/ˈɔɪ.lər/
Eu · ler
Adjective:Eulerian
euler Lexical Profile
CEFR
C1
Grade
11
Tier
2
Usage
Rare
Syllables
2
• noun
1
Leonhard Euler (1707–1783), a pioneering Swiss mathematician, physicist, and astronomer who made foundational contributions to calculus, graph theory, number theory, and mechanics, and introduced much of modern mathematical notation.
Example
"The professor explained how Euler solved the Seven Bridges of Königsberg problem, laying the foundations of graph theory."
Word Nuance & Usage
The surname Euler is pronounced "OY-ler" (/ˈɔɪlər/), not "YOO-ler".
• Rhymes for euler
Cite this Entry
Wordmom. (2026). Definition of Euler. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/euler