English Reference
adjective · noun

secular

adj. · n.
US /ˈsɛkjəɫɝ/ UK /sˈɛkjʊlɐ/ sec·u·lar UK spelling seculars

  1. 01 B2 Upper Intermediate

    adj.not connected with religious or spiritual matters.

    adj.denoting attitudes, activities, or other things that have no religious or spiritual basis; distinct from the clergy.

    Simple

    The country has a secular government that does not favour any specific religion.

    In context

    In many modern democracies, the separation of church and state ensures that secular law remains independent of theological doctrine.

  2. 02 C1 Advanced Technical Science

    adj.happening or changing very slowly over a long period of time.

    adj.of or relating to long-term trends or fluctuations that are not periodic; persisting over centuries or ages.

    Simple

    Scientists are studying the secular cooling of the planet over millions of years.

    In context

    The secular variation in the Earth's magnetic field is a gradual process that requires centuries of data to map accurately.

    Usage

    In technical contexts, this adjective usually precedes the noun it modifies.

    long termenduring
    short termtemporary
  3. 03 C2 Proficiency Literary

    adj.existing for many centuries.

    adj.having existed for ages or centuries; ancient in origin.

    Simple

    The secular oaks had stood in the forest since before the kingdom was founded.

    In context

    The poet reflected on the secular traditions of the valley, which had remained unchanged despite the rise and fall of numerous empires.

    ancientage old
  4. 04 C1 Advanced Formal Religion

    n.someone who is not a member of the clergy or a religious order.

    n.a person who is not bound by monastic vows or clerical rules; a layman.

    Simple

    The council was made up of both high-ranking priests and respected seculars.

    In context

    The historical document distinguishes between the rights of the monastic orders and those of the seculars living within the city walls.

    laymanlayperson

She considered herself secular, and so the couple joined the Worker’s Circle , a nonreligious Ashkenazi institution rather than a synagogue.

The Conversation· 24 Aug 2026

For example, one fragment comes from a dramatic poem called L'Estoire de Griseldis, a secular play thought to have been written by Philippe de Mézières around 1395.

Phys.org· 25 Aug 2026

From Middle English seculer, from Old French seculer, from Latin saeculāris (“of the age”), from saeculum.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin Latin saeculāris
Level C1 · Advanced
Frequency Frequent
Updated