noun
plural roots
[count] :the part of a plant that grows underground, gets water from the ground, and holds the plant in place
see color picture
[count] :the part of a tooth, hair, fingernail, etc., that is attached to the body
[count] the cause or source of something - usually singular
the origin of something - usually plural
roots [plural]
the family history of a person or a group of people
a special connection to something - + in
[count] mathematics :a number that is multiplied by itself a certain number of times to produce another number
[count] :a word from which other words are formed
put down roots
to become a member of a community and begin to feel that it is your home :to settle and live in one place
root and branch
chiefly Brit
complete or thorough
completely or thoroughly
take root
of a plant :to grow and develop roots
to begin to develop
verb
roots; rooted; rooting
of a plant
[no obj] :to grow and develop roots
[+ obj] :to make (a plant) grow and develop roots
[+ obj] :to make (someone) unable to move
usually used as (be) rooted
root in
[phrasal verb]
root (something) in (something) :to form, make, or develop (something) by using (something) as a basis
usually used as (be) rooted in
verb
roots; rooted; rooting
[no obj]
always followed by an adverb or preposition :to search for something by moving around or by turning things over
of animals :to look for food under the ground by digging with the nose :grub
root out
[phrasal verb]
root (something or someone) out or root out (something or someone)
to find and remove (something or someone)
to find (something or someone) after searching for a long time
verb
roots; rooted; rooting
compare 2root 3root
root for
[phrasal verb]
root for (someone or something) :to express or show support for (a person, a team, etc.)
root on
[phrasal verb]
root (someone or something) on US :to help (someone or something) to win or succeed by expressing or showing strong support