grapheme.

A basic unit of a writing system that distinguishes written forms or meanings.

Use it for

Words that belong together

• grapheme inventory
• grapheme correspondence
• individual grapheme

On the page

The class discussed how a grapheme can be represented by more than one letter.

Usage notes

Primary category: academic / formal / analytical. Lexical Type: Word. Forms: Singular grapheme; plural graphemes. Commonness: uncommon (editorial estimate; not a corpus frequency statistic). Legacy lexical fields mirror sense 1; numbered fields keep each relevant meaning separate. Research distinction: Cambridge definition verifies the distinctive writing-system unit; erroneous graphene corpus examples are explicitly excluded. Writing functions: language analysis, conceptual distinction.