back bulb

noun

: a pseudobulb on certain types of orchid plants that remains on the plant after the terminal growth has been removed and is used in the propagation of certain orchids

Word History

First Known Use

1942, in the meaning defined above

Time Traveler
The first known use of back bulb was in 1942

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Dictionary Entries Near back bulb

Cite this Entry

“Back bulb.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/back%20bulb. Accessed 21 Feb. 2024.

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