Death for a cause or for one's country.

plural of ultimate sacrifice

The quality of being ultimate.

(obsolete) The state of being ultimate; that which is ultimate or final.

plural of ultimate tensile strength

(engineering) The greatest tensile engineering stress a material can withstand before it fractures.

plural of ultimatist

A proponent of ultimatism.

plural of ultimateness

simple past tense and past participle of ultimate