tri- etymology

English word tri- comes from Sanskrit त्रि-

You can also see our other etymologies for the English word tri-. Currently you are viewing the etymology of tri- with the meaning: (Prefix) (chemistry) Used in combination with a known element name (e.g. 'tri-silicon') to designate an unknown element that would reside three periods lower than the known element on a Mendeleev-type [...](chemistry) Used in combination with a known element name (e.g. 'tri-silicon') to designate an unknown element that would reside three periods lower than the known element on a Mendeleev-type [...]

Detailed word origin of tri-

Dictionary entryLanguageDefinition
त्रि- Sanskrit (san)
tri- English (eng) (chemistry) Used in combination with a known element name (e.g. 'tri-silicon') to designate an unknown element that would reside three periods lower than the known element on a Mendeleev-type periodic table. See Mendeleev's predicted elements.