| Word | Definitions | Synonyms |
|---|---|---|
| beryl | (noun) the chief source of beryllium; colored transparent varieties are valued as gems | - |
| chrysoberyl | (noun) a rare hard yellow green mineral consisting of beryllium aluminate in crystal form; used as a gemstone | - |
| glyceryl | (noun) a trivalent radical derived from glycerol by removing the three hydroxyl radicals | - |
| tetryl | (noun) a yellow crystalline explosive solid that is used in detonators | Synonyms: nitramine |