infective

[in-fek-tiv]
adjective

Origin:
1350–1400; Middle English < Medieval Latin infectīvus. See infect, -ive

infectiveness, infectivity, noun
uninfective, adjective
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World English Dictionary
infective (ɪnˈfɛktɪv)
 
adj
1.  capable of causing infection
2.  a less common word for infectious
 
in'fectively
 
adv
 
in'fectiveness
 
n
 
infec'tivity
 
n

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American Heritage
Medical Dictionary

infective in·fec·tive (ĭn-fěk'tĭv)
adj.
Capable of producing infection; infectious.


in·fec'tive·ness or in'fec·tiv'i·ty n.
The American Heritage® Stedman's Medical Dictionary
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Example sentences
And even bodies in the river tend to putrefy, making it difficult to predict how infective they might be.
They are also used to reduce the risk of infective endocarditis in patients with mitral valve prolapse who are having dental work.
The time interval from ingestion of infective eggs to oviposition by the adult females is about one month.
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