(idiomatic) An initiating cause of a chain of events which leads to an outcome or effect of interest.

(transitive) The action of identifying the cause of a chain of events which leads to an outcome or effect of interest. To root cause something's root cause does not necessarily imply the use of root cause analysis (RCA).

Of a plant, that has become too large and heavy to support itself, and has fallen over, so uprooting itself.

To remove or abolish completely. / To search for and discover.

(Cockney rhyming slang) Boots or other footwear

(linguistics) In Proto-Indo-European linguistics, a noun formed by adding inflectional endings directly to the root, with no intermediate suffixes.

Alternative spelling of root noun

plural of aerial root

plural of square root

plural of root canal