An abnormal fear of sourness or sour tastes; irrational anxiety about consuming sour foods.
From Latin 'acerbus' (sour) + Greek 'phobos' (fear). This is a constructed medical/scientific term combining Latin and Greek roots to name a specific phobia.
Many modern phobias are invented by combining Greek 'phobos' with other words—'acerbophobia' is real but rare, showing how English can create specific fears!
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