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Definition of root
(Entry 1 of 5)
1a : the usually underground part of a seed plant body that originates usually from the hypocotyl, functions as an organ of absorption, aeration, and food storage or as a means of anchorage and support, and differs from a stem especially in lacking nodes, buds, and leaves
b : any subterranean plant part (such as a true root or a bulb, tuber, rootstock, or other modified stem) especially when fleshy and edible
2a : the part of a tooth within the socket also : any of the processes into which this part is often divided — see tooth illustration
b : the enlarged basal part of a hair within the skin
c : the proximal end of a nerve
d : the part of an organ or physical structure by which it is attached to the body
the root of the tongue
3a : something that is an origin or source (as of a condition or quality)
the love of money is the root of all evil — 1 Timothy 6:10 (King James Version)
b : one or more progenitors of a group of descendants
—usually used in plural
c : an underlying support : basis
d : the essential core : heart —often used in the phrase at root
e : close relationship with an environment : tie —usually used in pluralthey put down roots in a farming community
4a : a quantity taken an indicated number of times as an equal factor
2 is a fourth root of 16
b : a number that reduces an equation to an identity when it is substituted for one variable
5a : the lower part : base
b : the part by which an object is attached to something else
6 : the simple element inferred as the basis from which a word is derived by phonetic change or by extension (such as composition or the addition of an affix or inflectional ending)
7 : the lowest tone of a chord (such as C in a C minor chord) when the tones are arranged in ascending thirds
8 computers : a level of access to a computer system that allows complete access to files on the system and complete control over the system's functions
—usually used before another nounroot userroot directory
root
verb (1)rooted; rooting; roots
Definition of root (Entry 2 of 5)
1a : to furnish with or enable to develop roots
b : to fix or implant by or as if by roots
2 : to remove altogether by or as if by pulling out by the roots
—usually used with outroot out dissenters
root
verb (2)rooted; rooting; roots
Definition of root (Entry 3 of 5)
: to turn over, dig up, or discover and bring to light
—usually used with outroot out the cause of the problem
root
verb (3)rooted; rooting; roots
Definition of root (Entry 4 of 5)
1 : to noisily applaud or encourage a contestant or team : cheer
2 : to wish the success of or lend support to someone or something
Root
biographical nameDefinition of Root (Entry 5 of 5)
Elihu 1845–1937 American lawyer and statesman
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Time Traveler for root
The first known use of root was in the 12th century
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