CDFInformation[expr] gives a list of properties relevant to a CDF deployed with the content expr.CDFInformation[notebook] gives usage properties for a CDF to be deployed from ...
CDF
(Built-in Mathematica Symbol) CDF[dist, x] gives the cumulative distribution function for the symbolic distribution dist evaluated at x.CDF[dist, {x_1, x_2, ...}] gives the multivariate cumulative ...
CDFWavelet[] represents a Cohen\[Dash]Daubechies\[Dash]Feauveau wavelet of type "9/7". CDFWavelet["type"] represents a Cohen\[Dash]Daubechies\[Dash]Feauveau wavelet of type " ...
Ceiling
(Built-in Mathematica Symbol) Ceiling[x] gives the smallest integer greater than or equal to x. Ceiling[x, a] gives the smallest multiple of a greater than or equal to x.
CellAutoOverwrite is an option for Cell which specifies whether an output cell should be overwritten by new output when the preceding input cell is evaluated.
CellBaseline is an option for Cell which specifies where the baseline of the cell should be assumed to be when it appears inside another cell.
CellBracketOptions -> {opt_1 -> val_1, opt_2 -> val_2, ...} is an option for cells that specifies settings for cell brackets.
CellChangeTimes is an option to Cell that specifies when changes were made to the cell.
CellContext is an option for Cell which specifies the context to use for the evaluation of the contents of the cell.
CellDingbat is an option for Cell which specifies what dingbat to use to emphasize a cell.