- If something is essential, it is impossible to succeed without it.
- Oxygen is essential for life on earth.
- If something is essential, it is very important.
- Cooked rice, is the essential element of the Chinese meal prepared south of the Yangtze River.
- The essential part, idea, or feature is the most basic one.
- The essential nature of skiing is sliding on two skis, but the sport is much more than that.