third order

noun, often capitalized T&O

Definition of third order

1 : an organization composed of lay people living in secular society under a religious rule and directed by a religious order
2 : a congregation especially of teaching or nursing sisters affiliated with a religious order

First Known Use of third order

1629, in the meaning defined at sense 1

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Time Traveler for third order

Time Traveler

The first known use of third order was in 1629

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Dictionary Entries Near third order

thirdness

third order

third-order reaction

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Statistics for third order

Cite this Entry

“Third order.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/third%20order. Accessed 28 May. 2022.

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