17 entries under substance topic. ×

8
virus(noun, health, biology, healing)
7
toxin(noun, health, biology, healing)
5
blight(noun, health, biology, healing)
5
contagion(noun, health, biology, healing)
5
infection(noun, health, biology, healing)
5
toxicant(noun, health, biology, healing)
4
venom(noun, biology, chemistry)
3
bane(noun, biology, chemistry)
2
toxoid(noun, biology, chemistry)
2
venin(noun, biology, chemistry)
1
adulteration(noun, biology, chemistry)
1
bacteria(noun, biology, chemistry)
1
contamination(noun, biology, chemistry)
1
corruption(noun, biology, chemistry)
1
germ(noun, biology, chemistry)
1
malignancy(noun, biology, chemistry)
-1
miasma(noun, biology, chemistry)
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APASmart Define. (2015). pharmaceutical thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/pharmaceutical/thesaurus/antonyms
ChicagoSmart Define. 2015. "pharmaceutical thesaurus" https://smartdefine.org/pharmaceutical/thesaurus/antonyms (accessed September 28, 2026).
HarvardSmart Define 2015, pharmaceutical thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/pharmaceutical/thesaurus/antonyms>.
MLASmart Define. "pharmaceutical thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/pharmaceutical/thesaurus/antonyms>