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effectiveness
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Contents
1
Word parts
2
Pronunciation
3
Noun
3.1
Related words
Word parts
change
effective
+
-ness
Pronunciation
change
IPA
(
key
)
:
/ɪˈfɛktɪvnəs/
Audio (US)
(
file
)
Hyphenation
: ef‧fec‧tive‧ness
Noun
change
Singular
effectiveness
Plural
effectivenesses
(
usually singular
) The
effectiveness
of something is
defined
as how
effective
it is.
The
effectiveness
of this
treatment
is 75%.
Related words
change
effect
effective