INFECTIVE
infective, morbific, pathogenic
(adjective) able to cause disease; “infective agents”; “pathogenic bacteria”
infectious, infective
(adjective) caused by infection or capable of causing infection; “viruses and other infective agents”; “a carrier remains infective without himself showing signs of the disease”
Source: WordNet® 3.1
Etymology
Adjective
infective (comparative more infective, superlative most infective)
Able to cause infection; infectious
Noun
infective (plural infectives)
(epidemiology) A person who is capable of spreading a disease by infecting others.
Coordinate terms
• immune
• susceptible
Source: Wiktionary
In*fect"ive, a. Etym: [L. infectivus pertaining to dyeing.]
Definition: Infectious. Beau. & Fl. True love . . . hath an infective power. Sir P. Sidney.
Source: Webster’s Unabridged Dictionary 1913 Edition
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AIR
(noun) a distinctive but intangible quality surrounding a person or thing; “an air of mystery”; “the house had a neglected air”; “an atmosphere of defeat pervaded the candidate’s headquarters”; “the place had an aura of romance”
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