϶

See also: э and Appendix:Variations of "e"

϶ U+03F6, ϶ GREEK REVERSED LUNATE EPSILON SYMBOL ← ϵ [U+03F5] Greek and Coptic Ϸ → [U+03F7]

Translingual

Etymology

Reversed (or backwards) version of the lowercase lunate epsilon ϵ. Introduced by Giuseppe Peano in 1889 in "Principles of arithmetic, presented by a new method" [1].

Symbol

϶

1. (mathematics) "such that"
2. (IPA) A graphic variant of ⟨ɜ⟩.
3. (Teuthonista) A barred-ɔ for a central vowel (IPA [ɵ̞]).

Usage notes

The Teuthonista central rounded vowels, from high/close to near-open, are:

ʉ ꭏ ɵ ϶ ꭂ