1. relating to or consisting of three letters representing a single sound
Usage: linguistics

Examples

• The word ‘through’ contains the trigraphic sequence ‘ough’.
• Students struggled with the trigraphic spelling patterns in English.
• The trigraphic combination ‘tch’ appears in words like ‘watch’.
• Trigraphic elements make English spelling particularly challenging for learners.
• The teacher explained how trigraphic clusters function in phonics.