toxophobia
/tɒksɒˈfəʊbiə/ (toks-oh-FOH-bee-uh)
Definitions
1. noun
An abnormal fear of poison or poisonous substances.
“The patient’s toxophobia prevented her from receiving necessary treatment for her illness.”
2. noun
An excessive or irrational fear of contamination or poisoning.
“Her toxophobia was exacerbated by the food safety scandal in the news.”