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.
To water a new tree slowly, lay a hose turned to just a slow trickle on the root ball near the trunk, and leave it for an hour or so, moving it a few times to new spots. Beth Botts, Chicago Tribune, 15 June 2026 Evaluate the size of the root ball and select a container large enough to give the plant a little room to grow into, but not too much extra space. Kim Toscano, Southern Living, 11 June 2026 Dig a hole in the soil that is as deep and slightly wider than the root ball. Madeline Buiano, Martha Stewart, 8 June 2026 Keep the soil moist, making sure the root ball is wet at each watering. Tom MacCubbin, The Orlando Sentinel, 23 May 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 18 Jun. 2026.

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