Where does “undefined” come from?
Undefined comes from English, tracing back through Latin unus and Proto-Indo-European óynos, ano-, ne, and h₂ent-, ultimately deriving from roots meaning "not" and "being."
undefined (English): Lacking a definition or value; That does not have...
Definitions
- Lacking a definition or value; That does not have...
Ancestry of “undefined”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | English | Un- | — |
| 2 | Middle English | un- | — |
| 3 | Old English | un- | negation or absence of: un-, non-; bad; forms... |
| 4 | Proto-West Germanic | un- | not, un- |
| 5 | Proto-Germanic | un- | not, un- |
| 6 | Proto-Indo-European | n̥- | not, un- |
| 7 | Proto-Indo-European | ne | not |
Words derived from “undefined”