the letter used in the writing of Middle English to represent a palatal fricative, as in ung (Modern English young) or a velar fricative, as in litliche (Modern English lightly).
yogh (yōKH) n. The Middle English letter ʒ, used to represent the sound (y) and some velar consonants similar to the ch in German Bach and the r in French France.
[Middle English, possibly from Old English īw, ēoh, yew.]