1. Not given proper attention or care; left undone or unattended
The neglected garden was overgrown with weeds.
O jardim negligenciado estava coberto de ervas daninhas.
2. Not receiving sufficient care or attention from others
The neglected child needed emotional support.
A criança negligenciada precisava de apoio emocional.
3. Not studied, developed, or given attention to
This is a neglected area of research.
Esta é uma área de pesquisa negligenciada.