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Từ điển WordNet v3.1 - WordNet Dictionary
preventative


I - noun
1. remedy that prevents or slows the course of an illness or disease
- the doctor recommended several preventatives
Syn:
preventive, prophylactic
Derivationally related forms:
prophylactic (for: prophylactic), preventive (for: preventive)
Hypernyms:
remedy, curative, cure, therapeutic
2. any obstruction that impedes or is burdensome
Syn:
hindrance, hinderance, hitch, preventive, encumbrance,
incumbrance, interference
Derivationally related forms:
preventive (for: preventive), hinder (for: hindrance)
Hypernyms:
obstruction, obstructor, obstructer, impediment, impedimenta
Hyponyms:
clog, speed bump
3. an agent or device intended to prevent conception
Syn:
contraceptive, preventive, contraceptive device, prophylactic device, birth control device
Derivationally related forms:
preventive (for: preventive)
Hypernyms:
device
Hyponyms:
cervical cap, coil, condom, rubber, safety,
safe, prophylactic, diaphragm, pessary, contraceptive diaphragm, intrauterine device,
IUD, morning-after pill, pill, birth control pill, contraceptive pill, oral contraceptive pill,
oral contraceptive, anovulatory drug, anovulant, spermicide, spermatocide

II - adjective
1. tending to prevent or hinder
Syn:
preventive
Ant:
permissive (for: preventive)
Similar to:
blockading, clogging, hindering, impeding, obstructive,
deterrent, frustrating, frustrative, thwarting, precautionary, precautional,
preclusive, obviating, preemptive, pre-emptive, prohibitive, prohibitory
See Also:
protective
Derivationally related forms:
prevent, preventive (for: preventive), prevent (for: preventive)
2. preventing or contributing to the prevention of disease
- preventive medicine
- vaccines are prophylactic
- a prophylactic drug
Syn:
preventive, prophylactic
Similar to:
healthful
Derivationally related forms:
prophylactic (for: prophylactic), prophylaxis (for: prophylactic), preventive (for: preventive)

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