The word flow has several different meanings:

• In physics, flow is another name for "flux", which is the rate at which something flows through a given cross section.
  • In fluid mechanics, the word flow is often used to mean a complete description of the motion of a fluid. See also rate of fluid flow.
    • In circulatory physiology, the word flow (e.g. of blood or lymph fluid) is commonly used as shorthand for regional flow, i.e., flow standardised to the volume or mass of a region of tissue under study (SI units: mL/s/mL or mL/s/g).
  • Flow cytometry, abbreviated "flow", in certain laboratory applications, is a technique for counting, examining and sorting microscopic particles suspended in a stream of fluid
• In Ecology, "Environmental flow" describes the discharge or level of water necessary in a river or water source to sustain a healtly ecosystem.
• In computing, dataflow and workflow describe the flow of data in a mostly non-linear succession of computing steps
• Flow (mathematics) refers to the one-dimensional (continuous, differentiable) action of a group, usually arising in the solution of differential equations
  • Examples include geodesic flow, Hamiltonian flow and Anosov flow.
• The notion of network flow is formalized in a branch of mathematics known as graph theory.
• Flow (psychology) is the feeling of complete and energized focus in an activity, with a high level of enjoyment and fulfillment as described by Mihaly Csikszentmihalyi.
• In economics and accounting, a flow is the total value of sales or purchases in an accounting period, usually a quarter or a year.
• In hip hop and poetry, "flow" is used as a verb or noun and is described as the ability to start and maintain a verse of lyrics.
• In Skateboarding, "flow" describes the section of a skatepark which is meant to be ridden without pushing, usually consisting of banks, hills, funboxes, etc.
• Flow (television) is a term used about how channels try to hold their audience by announcing the coming programs.
• FLOW is a J-Pop group.
• Flow binding system, abbreviated "flow", is a US based manufacturer of proprietary snowboard bindings.

Flow