ψ
Technical information
| Symbol | ψ | |
| Name | Greek small letter psi | |
| Unicode number | U+03C8 | |
| Category | Greek small letter normal | |
| Description | The Unicode character ψ, or U+03C8, is known as the "Greek Small Letter Psi". It belongs to the "Greek and Coptic" block and falls under the "Letter, Lowercase" category in the Unicode standard. This character is the lower case form of the Greek letter Psi and has numerous uses in both mathematics and science. In psychology, it's often used to represent the field itself, and in physics, it often represents a wave function in quantum mechanics. In biology, it is used to represent the 'pseudo' coefficient. The specific usage can depend on the context. |
Encoding
| HTML Entity | ψ | |
| HTML Entity (hex) | ψ | |
| HTML Entity (named) | ψ | |
| URL Escape Code | %CF%88 | |
| UTF-8 (hex) | 0xCF 0x88 | |
| UTF-8 (binary) | 11001111:10001000 | |
| UTF-16 | 0x03C8 | |
| UTF-32 | 0x000003C8 |
Source Code
| C, C++, and Java | "\u03C8" | |
| CSS Code | \03C8 | |
| JavaScript | "\u03C8" | |
| Perl | \x{03C8} | |
| Python 2 | u"\u03C8" | |
| Python 3 | \u03C8 | |
| Ruby | \u{03C8} |
Preview
This Unicode character looks like this ψ in sentence and in bold like this ψ and in italic like this ψ.
input-group
Font size:
ψ
12px
ψ
16px
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20px
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28px
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36px
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48px
ψ
72px
CSS Property: font-weight
ψ
100
ψ
200
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300
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400
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500
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600
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700
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800
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900
HTML Forms and Input
input
disabled input
ψ
select
button
button
Code examples in HTML and CSS
<span>ψ</span>
span {
content: "\03C8";
}The symbol in different fonts
ψ
-apple-system
ψ
Apple Color Emoji
ψ
Arial
ψ
BlinkMacSystemFont
ψ
Courier New
ψ
Georgia
ψ
Droid Sans
ψ
Helvetica
ψ
Noto Sans
ψ
Oxygen
ψ
Roboto
ψ
"Segoe UI"
ψ
sans-serif
ψ
Segoe UI Emoji
ψ
Segoe UI Symbol
ψ
system-ui
ψ
Times New Roman
ψ
Ubuntu
ψ
Verdana