infective

[in-fek-tiv]
See more synonyms for infective on Thesaurus.com

Origin of infective

First recorded in 1350–1400; Middle English word from Medieval Latin word infectīvus. See infect, -ive
Related formsin·fec·tive·ness, in·fec·tiv·i·ty, nounun·in·fec·tive, adjective
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Examples from the Web for infective

Historical Examples of infective


British Dictionary definitions for infective

infective

adjective
  1. capable of causing infection
  2. a less common word for infectious
Derived Formsinfectively, adverbinfectiveness or infectivity, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for infective
adj.

late 14c., from Latin infectivus, from infectus (see infect).

Online Etymology Dictionary, © 2010 Douglas Harper

infective in Medicine

infective

[ĭn-fĕktĭv]
adj.
  1. Capable of producing infection; infectious.
Related formsin•fective•ness null n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.