standard

Sense 1 noun

a basis for comparison; a reference point against which other things can be evaluated

the schools comply with federal standards

Sense 2 adjective

conforming to or constituting a standard of measurement or value; or of the usual or regularized or accepted kind

windows of standard width

Sense 3 noun

the ideal in terms of which something can be judged

they live by the standards of their community

Sense 4 adjective

commonly used or supplied

standard procedure

Sense 5 noun

a board measure = 1980 board feet

Sense 6 adjective

established or well-known or widely recognized as a model of authority or excellence

a standard reference work

Sense 7 noun

the value behind the money in a monetary system

Sense 8 adjective

conforming to the established language usage of educated native speakers

standard English

Sense 9 noun

an upright pole or beam (especially one used as a support)

distance was marked by standards every mile

Sense 10 adjective

regularly and widely used or sold

a standard size

Sense 11 noun

any distinctive flag