The phrase "conclusive action" is correct and usable in written English.
You can use it to refer to a decision or action that is definitive and resolves a situation or issue. For example, "The judge's ruling was a conclusive action that resolved the dispute between the two parties."
Mr. Gorbachev has used the Congress to hammer at the need for a new treaty that would preserve the union in a more decentralized federation, but no conclusive action is expected on that issue.
Second, it provides a way of legitimizing the loose rein that a manager permits in certain organizational situations where agreement needs time to evolve or where further insight is needed before conclusive action can be taken.
Although the board had already said it would delay its decision until early next year, the senators asked the board for "assurance that F.A.S.B. will take no conclusive action on its current project on business combinations until Congress has reconvened in 2001 and had the opportunity to review the economic impact of F.A.S.B.'s plans at that time".
Hooper, meanwhile, is "associated with technology rather than experience, inherited wealth rather than self-made sufficiency"; he is marginalized from the conclusive action, if less terminally than Quint.
Of the six C/EBP genes, only C/EBPβ and C/EBPδ have conclusive actions in the mammary gland.
Libya has demonstrated that the days of conclusive, concerted, action by large military alliances is well and truly over.
"You ought to attend the next faculty meeting" may be a conclusive reason for action, a prescription.
She maintains that a political obligation is a genuine obligation, by which she means that it provides a person subject to it with a sufficient, though not necessarily conclusive, reason for action that trumps considerations of inclination or self-interest.
It required a unanimous vote of nine, later fifteen, Council members to enact a resolution; hence, conclusive and effective action was difficult, if not impossible.
What kind of data and how much data does it take to render an outcome conclusive enough for action?
Their concurrent action is conclusive upon the courts.
