Adjective

(en adjective)

Having the power or quality of deciding a question or controversy; putting an end to contest or controversy; final; conclusive.

''A decisive battle is fatal for one side's war chances

* {{quote-news

, year=2011 , date=November 3 , author=Chris Bevan , title=Rubin Kazan 1 - 0 Tottenham , work=BBC Sport citation , page= , passage=In truth, Tottenham never really looked like taking all three points and this defeat means they face a battle to reach the knockout stages -with their next home game against PAOK Salonika on 30 November likely to prove decisive .}}

Marked by promptness and decision.

A noble instance of this attribute of the decisive character. -J. Foster.

Adjective

(en adjective)

Happening right away, instantly, with no delay.

* Shakespeare

Assemble we immediate council.

* {{quote-book, year=1963, author=(Margery Allingham), title=(The China Governess)

, chapter=19 citation , passage=When Timothy and Julia hurried up the staircase to the bedroom floor, where a considerable commotion was taking place, Tim took Barry Leach with him. He had him gripped firmly by the arm, since he felt it was not safe to let him loose, and he had no immediate idea what to do with him.}}

Very close; direct or adjacent.

* Shakespeare

You are the most immediate to our throne.

Manifestly true; requiring no argument.

embedded as part of the instruction itself, rather than stored elsewhere (such as a register or memory location)