effecˈtual adjective

1. Successful in producing the desired effect
2. Valid
3. Decisive (Shakespeare)

effectualˈity noun

effecˈtually adverb

effecˈtualness noun

effecˈtuate transitive verb

To accomplish

effectuāˈtion noun

effective rate noun

(also sterling effective rate) the percentage deviation of sterling from its Smithsonian parity (qv) against an average of selected foreign currencies, weighted according to their UK trade importance

effectual calling noun (theology)

The invitation to come to Christ received by the elect

come, etc or put, etc into effect

To become or make operative

for effect

So as to make a telling impression

general effect

The effect produced by a picture, etc as a whole

give effect to

To carry out, perform

in effect

1. In truth, really
2. Substantially
3. In operation or operative

leave no effects

To die without property to bequeath

take effect

1. To begin to operate
2. To come into force

to that effect

With the previously indicated meaning

to the effect that

With the meaning or result that