abortive
adjective
[ əˈbɔːtɪv ]
• failing to produce the intended result.
• "the rebel officers who led the abortive coup were shot"
Similar:
failed,
unsuccessful,
non-successful,
vain,
thwarted,
futile,
useless,
worthless,
ineffective,
ineffectual,
to no effect,
inefficacious,
fruitless,
unproductive,
unavailing,
to no avail,
sterile,
nugatory,
bootless,
• (of a virus infection) failing to produce symptoms.
• causing or resulting in abortion.
• "abortive techniques"
Origin:
Middle English (as a noun denoting a stillborn child or animal): via Old French from Latin abortivus, from aboriri ‘miscarry’ (see abort).