Biology •
Protein folding, the physical process by which a polypeptide folds into its characteristic and functional three-dimensional structure •
Folding@home, a powerful distributed-computing project for simulating protein folding •
Fold coverage, quality of a DNA sequence •
Skin fold, an area of skin that folds
Computing •
Code folding, a techique used by full screen and GUI editors •
Fold (higher-order function), a type of programming operation on data structures •
fold (Unix), a computer program used to wrap lines to fit in a specified width •
Folding (DSP implementation), a transformation technique using in DSP architecture implementation •
Folding (signal processing), an aspect of aliasing •
Folding editor, a text editor that supports text folding or code folding, allowing the user to hide and reveal blocks of text •
Case folding is the conversion of letter case in a string •
Constant folding, a compiler optimization technique •
Folding@home, a powerful distributed-computing project for simulating protein folding
Electronics •
Foldable display •
Flexible display Other uses in science and mathematics •
Fold (geology), one or a stack of originally flat and planar surfaces that are bent or curved as a result of plastic deformation •
Folding (chemistry), the process by which a molecule assumes its shape or conformation •
Folding (Dynkin diagram), in Lie theory, a way of obtaining one Dynkin diagram from another •
Fold change, a measure of the difference between two quantities •
e-folding, exponential growth or decay •
Polygon folding, or polyhedron folding •
HD 109246 b or Fold, an exoplanet ==Other uses==