Θ Greek Capital Letter Theta
U+0398
Θ
ℹ️ About
Greek Capital Letter Theta (U+0398) is an essential character in mathematics and physics, often used to represent temperature, angles in geometry, or as a symbol for the “Big Theta” notation in computer science complexity theory. It is distinct from the script-style “Theta Symbol” used specifically for technical glyphs.
⚠️ Note: Do not confuse with ϴ (U+03F4 – Greek Capital Theta Symbol) or the Cyrillic Ѳ (U+0472 – Fita).
⚡ Codes
HTML
Θ
CSS
\0398
Python
\u0398
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