English word pentabromide comes from English bromide, English penta- (Five.)
| Dictionary entry | Language | Definition |
|---|---|---|
| bromide | English (eng) | (inorganic chemistry) A binary compound of bromine and some other element or radical.. A dose of bromide taken as a sedative.. A dull person with conventional thoughts.. A platitude. |
| penta- | English (eng) | Five. |
| pentabromide | English (eng) | (chemistry) any bromide containing five bromine atoms in each molecule. |