infected

When someone's infected, they've been exposed to an organism that causes a disease. It's too late for an infected person to get a flu vaccine — they already have the flu.

In some cases, bodies of water can be described as infected, or contaminated with bacteria that can make people sick. Infected food or water supplies can make entire cities fall ill. And a classroom full of infected toddlers means that their teachers and families will probably catch their colds. Infected, from the verb infect, is rooted in the Latin inficere, "to spoil or stain."

Definitions of infected
1

adj containing or resulting from disease-causing organisms

Synonyms:
septic
unhealthful
detrimental to good health
abscessed
infected and filled with pus
dirty, pestiferous
contaminated with infecting organisms
contaminative
making impure by contact or mixing
purulent, pussy
containing pus
infectious, infective
caused by infection or capable of causing infection
putrefacient, putrefactive
causing or promoting bacterial putrefaction
septicemic
characteristic of septicemia
germy
full of germs or pathological microorganisms
Antonyms:
antiseptic
thoroughly clean and free of or destructive to disease-causing organisms
clean
free from dirt or impurities; or having clean habits
healthful
conducive to good health of body or mind
aseptic, sterile
free of or using methods to keep free of pathological microorganisms
bactericidal, disinfectant, germicidal
preventing infection by inhibiting the growth or action of microorganisms
cleansing, purifying
acting like an antiseptic
nonpurulent
not containing pus
clean, uninfected
free from sepsis or infection
germfree
free from germs or pathogenic organisms; sterile
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