Edit > Check Balance (Mathematica Menu Item)

Check Balance expands the selection to cover the nearest pair of matched bracketing characters.

Edit > Complete Selection (Mathematica Menu Item)

Complete Selection completes a partially typed function name.

Format > Style (Mathematica Menu Item)

Style assigns a style to selected cells or text.

Format > Stylesheet (Mathematica Menu Item)

Stylesheet assigns a stylesheet to the current notebook.

[Right-click] > Version Advisory (Mathematica Menu Item)

Version Advisory checks for input from previous versions of Mathematica that should be updated for compatibility with the current version.

monitorlm (Mathematica System Program)

monitorlm servername options monitors MathLM running on servername.

Bold (Built-in Mathematica Symbol)

Bold represents a bold font weight.

CellBracketOptions (Built-in Mathematica Symbol)

CellBracketOptions -> {opt_1 -> val_1, opt_2 -> val_2, ...} is an option for cells that specifies settings for cell brackets.

CellLabel (Built-in Mathematica Symbol)

CellLabel is an option for Cell which gives the label to use for a particular cell.

ClearAttributes (Built-in Mathematica Symbol)

ClearAttributes[s, attr] removes attr from the list of attributes of the symbol s.