Trigraph
Trigraph - three inseparable consonant graphemes that spell one sound (phoneme). For example, the ‘tch’ in the word switch is a trigraph.
Reading Universe is made possible by generous support from Jim & Donna Barksdale; the Hastings/Quillin Fund, an advised fund of the Silicon Valley Community Foundation (opens in new window); the AFT (opens in new window); the Emily Hall Tremaine Foundation (opens in new window); and three anonymous donors.
