This is the 4647th most frequent French word.
originales
"Originales" means "original" or "unique" (feminine plural).
Here, 'originales' is used as a plural adjective describing the noun 'peintures,' meaning 'original' or 'unique in creation'.
Les peintures dans cette galerie sont originales.
The paintings in this gallery are original.
In this sentence, 'originales' refers to ideas as being innovative or creative, functioning as a descriptive plural adjective linked to 'idées'.
Ses idées originales ont impressionné tout le monde.
His original ideas impressed everyone.
The word 'originales' here highlights the creativity or uniqueness of the solutions, showing its role as an adjective for abstract concepts labeled as plural.