plural of effective

plural of effectivity

(uncountable) The ability or power to be effective. / (countable) A measure of the effectiveness of something.

The property of being effective, of achieving results. / The capacity or potential for achieving results. / The degree to which something achieves results.

plural of effect

Third-person singular simple present indicative form of effect

plural of effectiveness

(economics) The higher growth rate of businesses with higher market share in those segments of economy in which the value of a product or service depends on the compounding effects of the number of existing users of the product or a service, as is the case with telephone networks.

(usually in the plural) An item of personal property that one carries on one's person, including identification, jewelry, and clothing.

(video games, chiefly role-playing games) An effect that modifies a character's status, either positively (e.g. strength increase) or negatively (e.g. poisoning).