o-grade

noun

linguistics
: a phase of a root or of an affix that appears in an ablaut series and is characterized by the vowel o (see grade entry 1 sense 4)

Word History

First Known Use

1891, in the meaning defined above

Time Traveler
The first known use of o-grade was in 1891

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Dictionary Entries Near o-grade

Cite this Entry

“O-grade.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/o-grade. Accessed 28 Mar. 2024.

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