(biology) An evolutionary strategy that favors an individual organism's close kin over itself.

(medicine, psychology) an ability to remember some facts while apparently forgetting others, especially when they are inconvenient / the ability to retrieve certain facts and events but not others

The collection of recyclable waste separately from that which is not recyclable.

plural of selective collection

An action (or series of actions) that, when performed, automatically selects a preferred outcome of several possible outcomes, depending on the actions of other actors.

Alternative form of ion selective electrode

(physics, chemistry) a membrane (e.g. of a chalcogenide glass) across which an electrical potential differs according to the concentration of a specific ion; used in ion-selective electrodes and in electrodialysis

An ion selective electrode used to measure the concentration of potassium ions, especially in biological fluids.

(chemistry, physics) An electrode whose potential is dependent on the concentration of a specific ion in the solution in which it is immersed.

A hypothetical alternative to the anthropic principle that attempts to explain the complexity of the universe