Latin word sorbus comes from Proto-Indo-European *ser-
| Dictionary entry | Language | Definition |
|---|---|---|
| *ser- | Proto-Indo-European (ine-pro) | to flow, run, watch over, protect, to bind, put together, to flow, stream, flow, stream, to watch over, protect, to put in line, in sequence, to tie, to assemble, to arrange, tack, tie, unite |
| sorbus | Latin (lat) | Sorb; service tree; Sorbus domestica. |