1. A passionate expression of sorrow, regret, or disappointment; an act of lamenting
The lamentation of the mourners echoed through the church.
A lamentação dos enlutados ecoou pela igreja.
2. A mournful song, poem, or piece of music expressing grief
The composer wrote a lamentation for those lost in the tragedy.
O compositor escreveu uma lamentação para os perdidos na tragédia.
3. Expression of regret or sorrow over something that has happened
His lamentation about the missed opportunity was heartfelt.
Sua lamentação sobre a oportunidade perdida foi sincera.