| Subject | English | Russian |
| ling. | non-restrictive clause | нерестриктивное определительное придаточное предложение |
| synt. | non-restrictive clause | обособленный оборот (A non-restrictive element provides incidental or supplementary information which does not affect the essential meaning; it should be set off by a comma or commas. • The senators, who had objected most strongly to the shift in policy, were quick to acknowledge the error in their thinking.  noslangues-ourlanguages.gc.ca Phoenix Fei'Ren) |
| Makarov. | non-restrictive clause | описательное придаточное предложение |
| Makarov. | the supernumerary information contained in a non-restrictive clause | дополнительная информация, содержащаяся в описательном придаточном предложении |