Full form of 121 is One To One
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Frequently Asked Questions
What is the full form of 121?
121 stands for One To One. Fullformexpand.com has 2 other full forms of 121 abbreviation.
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Citations
You can use the appropriate citation option from below to add a reference to this page.
"121." Fullformexpand.com, https://www.fullformexpand.com/121/one-to-one. Accessed 23 Apr. 2026.
Fullformexpand.com, 2026. "121." Accessed April 23, 2026. https://www.fullformexpand.com/121/one-to-one.
"121." (n.d.). Fullformexpand.com. Retrieved April 23, 2026, from https://www.fullformexpand.com/121/one-to-one.
121. (2026). Fullformexpand.com. Available at: https://www.fullformexpand.com/121/one-to-one (Accessed: 23 April 2026).
| Abbreviation | Full Form | Category |
|---|---|---|
| 121 | One-to-One correspondence |
Others
|
| 121 | Y (lower Case) |
Others
|
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121 Full Form
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