defining

/dɪˈfaɪnɪŋ/
adjective
  1. That is the most important or essential in giving something its character or identity.
    • Her defining moment came when she won the gold medal.
    • The defining feature of this phone is its long battery life.
    • Honesty is a defining characteristic of a good friend.
noun
  1. The act of stating the meaning of a word or phrase.
    • Defining a word clearly is an important skill for writers.
    • Part of the test involves defining scientific terms.
    • The dictionary focuses on defining common words for learners.
What does "defining" mean? | whatsthatwordmean | whatsthatwordmean