A dessert consisting of root beer poured over vanilla ice cream, so that the ice cream floats.

(mathematics, of a set of numbers or values) The square root of the arithmetic mean of the squares.

(linguistics, often attributive) An articulation involving retraction of the tongue root.

A soil-borne fungus, Phymatotrichopsis omnivora, that attacks the roots of susceptible plants.

plural of root beer float

plural of root mean square

plural of turnip-rooted parsley

A type of parsley with a large edible root (Petroselinum crispum Radicosum Group).

(computer science) A technique that can reduce the runtime of an algorithm by a factor of √ (where n is the size of the input) by dividing the input into √ chunks and performing operations on whole chunks when possible.

plural of dorsal root ganglion