adjective. undefined

adjective. Extremely significant or important.

adjective. Vital to the resolution of a crisis or the determination of an outcome: synonym: decisive.

adjective. Having the form of a cross; cross-shaped.

Having the form of a cross; transverse; intersecting; decussating: as, a crucial incision.

In anatomy, specifically applied to two stout decussating ligaments in the interior of the knee-joint, connecting the spine of the tibia with the intercondyloid fossa of the femur.

Decisive, as between two hypotheses; finally disproving one of two alternative suppositions.

Of or pertaining to a crucible; like a heated crucible as a utensil of chemical analysis.

Pertaining to or like a cross as an instrument of torture for eliciting the truth; excessively strict and severe: said of a proceeding of inquiry.

adjective. Having the form of a cross; appertaining to a cross; cruciform; intersecting.

adjective. Severe; trying or searching, as if bringing to the cross; decisive.

adjective. Being essential or decisive for determining the outcome or future of something; extremely important.

adjective. Cruciform or cruciate; cross-shaped.

adjective. Term of approval, particularly when applied to reggae music.

adjective. of the greatest importance

adjective. of extreme importance; vital to the resolution of a crisis

adjective. having crucial relevance

"Averroes has, unlike Avicenna, made the way something is picked out by the term crucial in determining what kind of modal proposition is produced."

crucial ligaments  

critical  decisive  important  life-and-death  life-or-death  

crucial experiment  

decisive  fundamental  momentous  relevant  specific  

aboriginal  acute  basal  basic  central