(US) Any of a board of municipal officers elected to manage some New England towns.

present participle of select

(physics) Any of several general rules concerning the transitions between the states of a quantum mechanical system; they derive from the symmetry properties of the states and of their interactions

plural of selection

plural of selective serotonin reuptake inhibitor

(pharmacology) Any of a class of drugs, such as fluoxetine or sertraline, that inhibit the uptake of serotonin in the central nervous system and are often used to treat certain mental illnesses, such as depression.

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 process in modelbuilding, in which bulky and/or repetitious elements of the prototype being modeled are omitted, in order to capture the important details in a smaller-than-scale model.

In a selective manner, only affecting or applying to some selected cases.