σ⃝

Translingual

Alternative forms

⟨σ⃝⟩ is not well supported by fonts. Alternative formatting is ad hoc:

• (σ̲̅)
• ⦇σ⦈

Symbol

1. (phonetics) an unidentifiable/indeterminate syllable

Related terms

• See ○ and ◌⃝ for uses of a letter inside a circle.