U+02CD "ˍ" Modifier Letter Low Macron Unicode Character

U+02CD "ˍ" Modifier Letter Low Macron is a diacritical mark used in phonetic transcription, particularly within the International Phonetic Alphabet, to indicate a mid tone on a vowel. It resembles a horizontal line placed below a letter, distinguishing it from the regular macron which marks a long vowel or high tone above. This character is typically combined with a base letter to show a specific tonal contour, most often representing a level mid tone in languages like some African and Asian tonal systems.