It means that whatever they are referring to does not perform very well.
It means it was "made" ineffective.
Words meaning to cancel or make ineffective are void, revoke, annul, counteract, offset, invalidate...
Someone who is retired or ineffective because of advanced age
Ineffective
"Asserts" or "claims" are phrases that are mostly nearly the same in meaning as "avouches."
The future of marketing mostly lies in the internet and radio. People can now fast forward through advertisements on the television, so they are largely ineffective.
it means bad cast.. as in The Indian caste system
An example of an ineffective affirmation
The word means "unprofitable, unfruitful, and ineffective" or something which in the changed circumstances cannot be done or achieved.
ineffective
ineffective
An opposite of effective is obviously "ineffective."However, the direct opposite in some situations is "counterproductive" meaning having the reverse effect of what was intended.