Uptake may refer to:
Uptake (business), a predictive analytics company based in Chicago, Illinois The UpTake, a Minnesota-based citizen journalist organization Diffusion (business), the acceptance or adoption of a new product or idea Absorption, especially of food or nutrient by an organism. (see digestion) Mineral uptake, by plants Neurotransmitter uptake carriers, a class of membrane transport proteins that pump neurotransmitters from the extracellular space into the cell