effective
This term primarily functions as a measure of success relative to a specific goal. When describing a tool or method, it emphasizes the achievement of an outcome regardless of the resources spent, distinguishing it from efficiency which prioritizes the minimization of waste.
In legal or administrative contexts, the word shifts from a qualitative measure of success to a temporal marker. Here, it denotes the precise moment a mandate transitions from a theoretical state to an enforceable reality, often paired with specific dates to establish a boundary of authority.
Meanings
Examples
This supplement is highly effective for joint pain.
Collocations & Compounds
effective communication
clear and successful exchange of information
Effective communication is key to a healthy relationship.
effective dose
the amount of a drug that produces a desired effect
The researchers determined the minimum effective dose.
effective immediately
starting right now
The new policy is effective immediately.
effective strategy
a plan that works
They implemented an effective strategy to increase sales.
effective leadership
leadership that achieves goals
The company thrived under her effective leadership.