A tough old cowboy told his grandson that if he wanted to live a long life, the secret was to sprinkle a little gunpowder on his oatmeal every morning. The grandson did this religiously, and lived to the age of 93.
When he died he left 14 children, 28 grandchildren, 35 great-grandchildren… and a 15-foot hole in the wall of the crematorium.
- deteriorate. retrogression n. Retrogressive adj.
RETROSPECT
n. in retrospect when looking back. [from *retro-, *prospect]
RETROVIRUS
n. Any of a group of rna viruses which form dna during the replication of their rna, and so transfer genetic material into the dna of host cells. [from the initial letters of reverse transcriptase + *virus]
