[ehecatl42]

Parentheses (()), braces({}), brackets([]), and chevrons(<>). I concur.

[tsimionescu]

Or, in British English, brackets(()), curly brackets({}), square brackets ([]).

[iainmerrick]

And I’ve heard both “angle brackets” and “pointy brackets” (<>)

[lex-lightning]

Smooth, squiggly, hard, and pointy are my gotos

[teddyh]

<http://www.catb.org/~esr/jargon/html/A/ASCII.html>

[PeterisP]

That would be fine if we could somehow magically change the English language so that this would universally match how people call these symbols around the world - but that's not likely to happen.