[ɪˈfɛktɪv], (Adjective)

Definitions:
- successful in producing a desired or intended result
(e.g: effective solutions to environmental problems)

- existing in fact, though not formally acknowledged as such
(e.g: she has been under effective house arrest since September)


Phrases:

Origin:
late Middle English: from Latin effectivus, from efficere ‘accomplish’ (see effect)

[ɪˈfɛktɪv], (Noun)

Definitions:
- a soldier fit and available for service
(e.g: when the battles broke out, he had a total of 920 effectives)


Phrases:

Origin:
late Middle English: from Latin effectivus, from efficere ‘accomplish’ (see effect)