This is the 3265th most frequent French word.
spécialisé
Specialized.
Here, 'spécialisée' describes a person's proficiency and expertise in a particular field of study or profession (marine biology), used as an adjective.
Elle est spécialisée en biologie marine.
She is specialized in marine biology.
In this sentence, 'spécialisé' functions as an adjective to specify the doctor's expertise in a specific area of medicine (rare diseases).
Nous avons consulté un médecin spécialisé dans les maladies rares.
We consulted a doctor specialized in rare diseases.
Here, 'spécialisée' is used to describe the scope or focus of an organization, indicating its dedication to a particular type of production.