root ball

noun

ˈrüt-ˌbȯl How to pronounce root ball (audio)
also ˈru̇t-
variants or less commonly rootball
plural root balls also rootballs
: the compact mass of roots and soil formed by a plant especially in a container
If there are large circling roots or you have a difficult time straightening the roots, the root ball should be thinned and the soil loosened before planting.Carey Brothers

Examples of root ball in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Gently remove the clove from its old pot, keeping the root ball intact. Sj McShane, Martha Stewart, 9 Feb. 2026 If the rose is potted and has new leaf growth, keep it in the container until a firm root ball develops. Rita Perwich, San Diego Union-Tribune, 7 Feb. 2026 Dig a hole twice the size of the root ball and gently spread the roots inside. Andy Wilcox, Better Homes & Gardens, 6 Feb. 2026 Dig a planting hole 2-3 times as wide as the root ball. Kim Toscano, Southern Living, 5 Feb. 2026 See All Example Sentences for root ball

Word History

First Known Use

1837, in the meaning defined above

Time Traveler
The first known use of root ball was in 1837

Browse Nearby Words

Cite this Entry

“Root ball.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/root%20ball. Accessed 13 Feb. 2026.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster