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“HCA.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/HCA. Accessed 14 Feb. 2026.
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HCA
abbreviation
heterocyclic amine
The grill's high temps can trigger substances in muscle proteins to form cancer-causing compounds called heterocyclic amines or HCAs.—
Denise Foley, Prevention
Denise Foley, PreventionLove words? Need even more definitions?
Merriam-Webster unabridged
