This is the 13811th most frequent Spanish word.
semillas
Seeds.
In this sentence, 'semillas' refers to botanical seeds that are propagative components of plants.
Las semillas deben ser plantadas en primavera.
The seeds should be planted in spring.
Here, 'semillas' is used metaphorically to represent the origin or starting point of significant social transformations.
Las ideas son las semillas de los grandes cambios sociales.
Ideas are the seeds of great social changes.
In this context, 'semillas' specifies edible seeds used in human nutrition.