Essential Crossword Clue

• (adjective)
  1. existing as an essential constituent or characteristic
  2. constituting the undiminished entirety; lacking nothing essential especially not damaged
• (noun)
  1. the result of a mathematical integration; F(x) is the integral of f(x) if dF/dx = f(x)

• ESSENTIAL (noun)
  1. anything indispensable
• ESSENTIAL (adjective)
  1. of the greatest importance
  2. absolutely necessary; vitally necessary

• VITAL
  (5 letters)
• PRIME
  (5 letters)
• MUST
  (4 letters)
• KEY
  (3 letters)
• CRITICAL
  (8 letters)
• CORE
  (4 letters)
• NEED
  (4 letters)
• BASIC
  (5 letters)
• NECESSARY
  (9 letters)
• INTRINSIC
  (9 letters)
• INNER
  (5 letters)

Unscramble the letters below to solve for today's answer.
ALERTING