crucial
1. [ adjective ] of extreme importance; vital to the resolution of a crisis
Synonyms: important
Examples:

"a crucial moment in his career" "a crucial election" "a crucial issue for women"

Related terms: noncrucial critical life-and-death pivotal essential decisive critical
2. [ adjective ] having crucial relevance
Synonyms: relevant
Examples:

"crucial to the case" "relevant testimony"

Related terms: material
3. [ adjective ] of the greatest importance
Synonyms: essential all-important of_the_essence all_important
Examples:

"the all-important subject of disarmament" "crucial information" "in chess cool nerves are of the essence"

Related terms: important
4. [ adjective ] of the greatest importance
Synonyms: essential all-important of_the_essence all_important
Examples:

"the all-important subject of disarmament" "crucial information" "in chess cool nerves are of the essence"

Related terms: important
5. [ adjective ] having the power or quality of deciding
Synonyms: determining determinant determinative deciding
Examples:

"the crucial experiment" "cast the deciding vote" "the determinative (or determinant) battle"

Related terms: decisive
Similar spelling:   crucially
  cruciality
  crackle
  Crichlow
  crackled
  crocolite
  Crecelius
  crackling