Define terms with a suitable example :
Analgesics

Explanation

### Step-by-Step Solution:

1. **Definition of Analgesics**:
- Analgesics are a class of drugs that are used to relieve pain without causing a loss of consciousness or significant disturbance to the nervous system. They work by blocking pain signals from reaching the brain or by altering the perception of pain.

2. **Characteristics of Analgesics**:
- They reduce pain without causing mental confusion or paralysis.
- They do not interfere with the normal functioning of the nervous system.
...