Unicode Character "∿" (U+223F)

The character (Sine Wave) is represented by the Unicode codepoint U+223F. It is encoded in the Mathematical Operators block, which belongs to the Basic Multilingual Plane. It was added to Unicode in version 1.1 (June, 1993). It is HTML encoded as ∿.

Main Unicode Properties

Name Sine Wave
Unicode Codepoint U+223F
Unicode Version 1.1 (June, 1993)
Block Mathematical Operators
Plane Basic Multilingual Plane

Bidirectional Data

Bidirectional class Other Neutral (ON)
Is mirrored? Yes

Other Unicode Data

Category Math Symbol
Script Code for undetermined script
Combining Class Not Reordered

U+223F Conversion

HTML (decimal) ∿
HTML (hex) ∿
HTML (named) ∿
URL Escape Code %E2%88%BF
CSS \00223F
JavaScript, JSON \u223F
C, C++, Java \u223F
Python \u223F
Rust \u{223F}
Ruby \u223F

How to type "∿"

  • Windows ?: Hold Alt, then type 2 2 3 F. Release Alt.
  • Mac ?: Hold Alt ⌥, then type 2 2 3 F. Release Alt.


  • Times, Times New Roman, serif
  • Helvetica, Arial, sans-serif
  • Courier, Courier New, monospace

UTF Encodings

UTF-8 (hex) 0xE2 0x88 0xBF
UTF-16 (hex) 0x223F
UTF-32 (hex) 0x0000223F