Definition of periodnext
1
as in monthlies
an occurrence of menstruating she hoped her period wouldn't start until she got home

Synonyms & Similar Words

Relevance
2
as in day
an extent of time associated with a particular person or thing the Romantic period in music

Synonyms & Similar Words

Synonym Chooser

How does the noun period differ from other similar words?

Some common synonyms of period are age, epoch, and era. While all these words mean "a division of time," period may designate an extent of time of any length.

periods of economic prosperity

When is age a more appropriate choice than period?

The synonyms age and period are sometimes interchangeable, but age is used frequently of a fairly definite period dominated by a prominent figure or feature.

the age of Samuel Johnson

When might epoch be a better fit than period?

In some situations, the words epoch and period are roughly equivalent. However, epoch applies to a period begun or set off by some significant or striking quality, change, or series of events.

the steam engine marked a new epoch in industry

When would era be a good substitute for period?

The words era and period can be used in similar contexts, but era suggests a period of history marked by a new or distinct order of things.

the era of global communications

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of period As Washington, William Franklyn-Miller is tall, lean and model-handsome in a way that feels out of period. Owen Gleiberman, Variety, 1 July 2026 After long periods in their own half to start the match, Norway broke the deadlock with a strike from Antonio Nusa that curled into the far corner. Hannah Keyser, CNN Money, 30 June 2026 Artificial takes place during the tumultuous period at the artificial intelligence company OpenAI in 2023 that saw CEO Sam Altman fired and rehired in a matter of days. Mia Galuppo, HollywoodReporter, 30 June 2026 Over the full period tracked, going back to June 2, 2025, Maersk moved 100,559 TEUs east on this lane, with 90 percent of it moving via BNSF’s Southern Transcon route. Glenn Taylor, Footwear News, 30 June 2026 See All Example Sentences for period
Recent Examples of Synonyms for period
Noun
  • One new mission is setting out to study menstruation in microgravity for the first time ever.
    Chelsea Gohd, Space.com, 19 June 2026
  • Current phase-specific guidance points to iron-rich foods during menstruation to replace losses, lighter liver-supporting foods in the follicular phase, anti-inflammatory foods in the luteal phase and magnesium and B6 in the late luteal phase for PMS support.
    Allison Palmer Updated June 13, Fort Worth Star-Telegram, 13 June 2026
Noun
  • Goaltender Sergei Bobrovsky and backup Daniil Tarasov will both be free agents in a matter of days, leaving Florida with a crucial hole — or net – to fill.
    Ava DiCecca, Sun Sentinel, 30 June 2026
  • But since reports linked the couple's big day to Madison Square Garden on July 3, new details have continued to emerge — from public permits and venue schedules to comments from teammates, city officials and the bride and groom.
    Nicole Fallert, USA Today, 30 June 2026
Noun
  • Some visitors there, too, can’t help but connect Lincoln’s era in America to today’s politics, said Rob Thurman, the museum’s assistant director.
    Chris Kenning, USA Today, 2 July 2026
  • Ohio organizers are honoring Toni Morrison with a yearlong, statewide reading project that sequences her 11 novels by era, revealing a sweeping, alternative history of America.
    Leigh Haber, Los Angeles Times, 2 July 2026
Noun
  • The best Amazon Prime Day hair tool deals prove that now’s the time to invest in a quality curling iron, blow-dry brush or straightener.
    Alanna Martine Kilkeary, Glamour, 23 June 2026
  • Prime Day 2026 is here and now’s the time to jump on all the amazing deals happening this week, starting today, Tuesday, June 23 through Friday, June 26.
    Kristina Rutkowski, Vogue, 23 June 2026
Noun
  • In fact, research shows that when given the choice, on-site work remains the least popular option across every age range according to Gallup.
    Colleen Batchelder, Forbes.com, 1 July 2026
  • Perfect for children ages 3-5, the event starts by reading Planting a Rainbow by Lois Ehlert.
    Lesly Gregory, AJC.com, 1 July 2026
Noun
  • Perhaps this isn’t even an age in that sense of the term, not in the sense that the Baroque or the Roman or the ancient Greek culture represented an age but, rather, the entire occurrence of human civilization to date represents one single epoch, and that is over.
    Merve Emre, New Yorker, 28 June 2026
  • This epoch of new middling and continental powers should be Africa’s moment.
    Simon Sebag Montefiore, The Atlantic, 28 June 2026

Browse Nearby Words

Cite this Entry

“Period.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/period. Accessed 3 Jul. 2026.

More from Merriam-Webster on period

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster