1. A unique or distinctive subject, motif, or idea that stands out as unusual or remarkable
The singular theme of isolation runs throughout the novel.
O tema singular do isolamento percorre todo o romance.
2. In linguistics or grammar, a theme or subject that appears in singular form
The singular theme of the sentence was discussed in class.
O tema singular da frase foi discutido em aula.
3. A distinctive or one-of-a-kind central idea in a work of art, music, or literature
Bach's composition features a singular theme that evolves throughout.
A composição de Bach apresenta um tema singular que evolui ao longo da obra.