A long time ago; at some time in the past (a traditional beginning of children's stories, especially fairy tales).

Alternative form of daylight saving time

Alternative letter-case form of daylight saving time

(idiomatic) In advance of concurrent commonly accepted ideas; showing characteristics of changes yet to be; present in one's work before later advances in the field.

The time zone that encompasses the segment of the United States that includes the Rocky Mountains.

The time of day in the time zone that encompasses a central portion of the United States.

The timezone that encompasses the East coast of the United States, and parts of Canada during winter and late autumn; it is five hours behind Greenwich Mean Time.

An analysis of the motions used in an industrial process with an aim to improve efficiency and productivity.

Alternative form of daylight saving time

The practice in some places of adjusting clocks forward in the spring and back in the fall, usually by one hour, so that the adjustment causes the time to coincide with the greatest period of illumination by the sun over the course of the day.