### Clue: Retired senior spent no time in surgery (10)
### Answer: PENSIONERS 
 ### Explanation: Definition: Retired
 **Anagram of**(in surgery) [SENIOR + "spent" **minus**(no) "t"(abbrev. for "time") ].
Defn:  The retired.
Answer: And the Chelsea Pensioners live in the Royal Hospital Chelsea, a retirement and nursing home for former members of the British Army.