Glossary
Acknowledgement
The Royal Commission is grateful to both the Ordnance Survey and Bangor University for permission to reproduce this glossary, an expanded version of which can be viewed on the Ordnance Survey website. Particular acknowledgement must be given to Professor Hywel Wyn Owen, Dr Geraint Wyn Jones and Gruffudd Prys of Bangor University who worked with the Ordnance Survey to develop their 'Glossary of Welsh place-name elements'.
| adj | = | adjective | nf | = | noun feminine | |
| adv | = | adverb | nm | = | noun masculine | |
| f | = | feminine | np | = | noun plural | |
| m | = | masculine | pr | = | preposition | |
| pl | = | plural | num | = | number |
Glossary of place-name elements
| Element | English Translation | Examples | Sound |
|---|---|---|---|
| ochr nf | side, slope | Ochr Cefn SH8449 Ochr Fawr SN7455 |
|
| odyn nf | kiln | Rhydodyn SN6334 Twynrodyn SO0505 |
|
| oer adj | cold, exposed | Waun-oer SH7814 Cwm Oergwm SO0623 |
|
| offeiriad nm | priest | Nantyroffeiriad SO0343 Nantyroffeiriad-fawr SO0343 |
|
| ogof nf , ogofau , gogof pl , gogofau | cave | Bryn-yr-ogof SJ1956 Ogof Ddu SH8921 |
|
| onllwyn nm | ash grove | Yr Onllwyn SN8310 Onllwyn SN8410 |
|
| onn pl , onnen nf , ynn | ash-tree | Trefonnen ST3483 Rhyd-yr-onnen SH6102 |
|