Synonyms for Duration:

n.

delay, block, countdown, chapter. continuity, endurance, continue, persistence, persistency, continuum. stretch. live, day, life, existence. age (noun)
generation, lifetime, eon, longevity, oldness, lastingness.
duration (noun)
interval, time, interim, era, aeon, length, continuance, spell, age, epoch, cycle, measure, span, course, season, date.
indefinite duration (noun)
lapse, eternity, forever.
length of action, event (noun)
continuity, persistence, time, endurance, continuance, span, stretch, spell.
life (noun)
existence.
progression (noun)
continuity.
time (noun)
continuance.

Other synonyms:

continuum, endurance. countdown, persistency. continuity. existence, chapter, delay, day. persistence. life, stretch. block. Other relevant words:
countdown, length, continuum, persistency, continuance, endurance, life, persistence, block, existence, stretch, day, continuity.

Usage examples for duration

  1. Giuglini's career was, however, of short duration for he became insane in 1862, and died at Pesaro three years later. – Famous Singers of To-day and Yesterday by Henry C. Lahee
  2. The country had just emerged from a gigantic struggle of physical force of four years duration between the two great Northern and Southern sections. – History-of-the-Impeachment-of-Andrew-Johnson-President-of-the-United-States-by-the-House-of-Representatives-and-his-trial-by-the-Senate-for-high-crimes-and-misdemeanors-in-office-1868 by Ross, Edmund G. (Edmund Gibson)
  3. For a time this seemed to have the desired effect, and hopes were entertained that they might be able to carry the ship to Trincomalee; but these hopes were of short duration – Narratives of Shipwrecks of the Royal Navy; between 1793 and 1849 by William O. S. Gilly