root
US /ruːt/
UK /ruːt/

1.
raiz
the part of a plant that attaches it to the ground or to a support, conveying water and nourishment to the rest of the plant via numerous branches and fibers
:
•
The tree's roots spread deep into the soil.
As raízes da árvore se espalham profundamente no solo.
•
Carrots are edible roots.
Cenouras são raízes comestíveis.
2.
raiz, origem, fundamento
the fundamental or ultimate source of something
:
•
Lack of communication is often the root of relationship problems.
A falta de comunicação é frequentemente a raiz dos problemas de relacionamento.
•
We need to get to the root of the problem.
Precisamos chegar à raiz do problema.
1.