upsilon
pronunciation
How to pronounce upsilon in British English:
UK [ʌpˈsaɪlən]
How to pronounce upsilon in American English:
US [ˈʊpsɪlɑːn]
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- Noun:
- the 20th letter of the Greek alphabet
Word Origin
- upsilon (n.)
- 20th letter of the Greek alphabet, 1640s, from Greek u psilon, literally "a mere (or bare) 'u;' " so called in later Greek in reference to its sound. The exact reason is variously explained, but it seems to have had something to do with distinguishing it from diphthongs.
Example
- 1. An example of this is the greek capital upsilon and the lowercase nu .