Auriculated is an uncommon word that refers to a shape with a flared and ear-like projection. Synonyms for auriculated would include ear-shaped, lobate, auriform or semicircular. The word is often used to describe certain plant organs such as leaves and sepals. Some other synonyms used to describe similar shapes in the plant world include cordate, ovate, and reniform. These words are useful for precise communication in scientific and botanical contexts. When describing auriculated shapes outside of the botanical realm, words like helmet-shaped, lobe-shaped, or crescent-shaped might be more appropriate depending on the object being described.