1. an obsolete letter of the Greek alphabet (Ϝ, ϝ) that represented the sound /w/
Usage: linguistics; historical

Examples

• The digamma was used in early Greek inscriptions but disappeared from most dialects.
• Scholars study the digamma to understand ancient Greek pronunciation.
• The letter digamma resembled the Latin F in appearance.
• Evidence of the digamma can be found in Homeric poetry through metrical analysis.
• The digamma was preserved longer in some Greek dialects than others.