Definitions
1.nounA secular ecclesiastic, or one not bound by monastic rules.
2.nounA church official whose functions are confined to the vocal department of the choir.
3.nounA layman, as distinguished from a clergyman.
4.adjectiveNot specifically religious; lay or civil, as opposed to clerical.
5.adjectiveTemporal; worldly, or otherwise not based on something timeless.
6.adjectiveNot bound by the vows of a monastic order."secular clergy in Catholicism"
7.adjectiveHappening once in an age or century."The secular games of ancient Rome were held to mark the end of a saeculum and the beginning of the next."
8.adjectiveContinuing over a long period of time, long-term."The long-term growth in population and income accounts for most secular trends in economic phenomena."
9.adjectiveCenturies-old, ancient.
10.adjectiveRelating to long-term non-periodic irregularities, especially in planetary motion or magnetic field.
11.adjective(atomic physics) Unperturbed over time.