1841 T. H. Gill iv. 100 Decreed their toil a life-extending length.
1978 4 Aug. 395 (advt.) Recent studies show that vitamin C has a large life-extending effect for patients with advanced cancer.
2001 24 June (Life Suppl.) 53/2 How else do you explain the recent claim that retsina, of all things, has life-extending qualities?