Where does “bool” come from?
Bool derives from English Boolean, which comes from English -ean, ultimately from Proto-Indo-European -ós through Latin -us, -um, -anus, Old Latin -os, and Proto-Italic -os.
bool (English): A Boolean variable, one whose value is either...
Definitions
- A Boolean variable, one whose value is either...
Ancestry of “bool”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | English | cool | Having a slightly low temperature; mildly or... |
| 2 | Middle English | cool | — |
| 3 | Middle English | pek | — |
| 4 | Middle English | pike | Alternative form of pyke; pike; sharp point, iron... |
| 5 | Old English | pīc | pointed object, pick axe |
| 6 | Proto-Germanic | *pīk | — |
| 7 | Latin | pix | pitch, tar |
| 8 | Proto-Indo-European | pik- | to be angry; pitch; resin |
| 9 | Proto-Indo-European | pi- | sap, juice |
Words derived from “bool”