Meanings
prefix
- In the International System of Units and other metric systems of units, multiplying the unit to which it is attached by 10²⁴ (a short scale septillion or long scale quadrillion). Symbol: Y
Synonyms & antonyms
Opposite
Also see
Origin
- Ancient Greekὀκτώ“eight”
- Englishyotta-
From Ancient Greek ὀκτώ (oktṓ, “eight”), for the eighth order of 10³. The consonants ct are reduced to tt; the final a conforms to the finals vowel of the SI series from mega- upwards; the letter y was added, as the second term in a series running through the alphabet backwards (from zetta-).
More words from Ancient Greek
Full word history & related roots →Translations
Bulgarian йота-
- йота- (jota-)SI prefix
Chinese Cantonese 堯- /尧-
- 堯- /尧- (jiu⁴)SI prefix
Chinese Mandarin 堯- /尧-, 堯它- /尧它-
- 堯- /尧- (yáo-)SI prefix
- 堯它- /尧它- (yáotā-)SI prefix
- 佑- (yòu-)SI prefix
Dutch yotta-
- yotta-SI prefix
Esperanto jota-
- jota-SI prefix
Finnish jotta-
- jotta-SI prefix
French yotta-
- yotta-SI prefix
German yotta-
- yotta-SI prefix
Greek γιοττα-
- γιοττα- (giotta-)SI prefix
Indonesian yota-
- yota-SI prefix
Japanese ヨタ-
- ヨタ-SI prefix
Korean 요타-
- 요타- (yota-)SI prefix
Latvian jota-
- jota-SI prefix
Malay yota-
- yota-SI prefix
Russian йотта-
- йотта- (jotta-)SI prefix
Spanish yotta-
- yotta-SI prefix
Thai ยอตตะ-
- ยอตตะ- (yɔ́ɔt-tà)SI prefix
Vietnamese yô-ta
- yô-taSI prefix
Cite this entry
APA
yotta-. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/yotta-
MLA
“yotta-.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/yotta-. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “yotta-,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/yotta-.
Source: yotta- on Wiktionary, CC BY-SA 4.0.