Where does “tribool” come from?

tribool (English) comes from English bool, from English cool, from Middle English cool, from Middle English pek, from Middle English pike, from Old English pīc, from Proto-Germanic *pīk, from Latin pix — sap, juice.

tribool (English): A variable that behaves similar to a Boolean, but...

Definitions

  1. A variable that behaves similar to a Boolean, but...

Ancestry of “tribool”, step by step

StepLanguageWordMeaning
1EnglishboolA Boolean variable, one whose value is either...
2EnglishcoolHaving a slightly low temperature; mildly or...
3Middle Englishcool
4Middle Englishpekpeak
5Middle EnglishpikeAlternative form of pyke; pike; sharp point, iron...
6Old Englishpīcpointed object, pick axe
7Proto-Germanic*pīk
8Latinpixpitch, tar
9Proto-Indo-Europeanpik-to be angry; pitch; resin
10Proto-Indo-Europeanpi-sap, juice
Every word from Proto-Indo-European pi-
tribool — Etymology, Origin & Word History | Etymology Explorer