English word triethylene comes from English tri-, English ethylene
| Dictionary entry | Language | Definition |
|---|---|---|
| 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. Three. |
| ethylene | English (eng) | (organic chemistry) The divalent radical derived from ethane.. (organic compound) The common name for the organic chemical compound ethene. The simplest alkene, a colorless gaseous (at room temperature and pressure) hydrocarbon with the chemical formula C2H4. |
| triethylene | English (eng) | (organic chemistry, in combination) Three ethylene groups in a molecule. |