il

1. he (third-person singular masculine subject pronoun for human subject)
2. it (third-person singular subject pronoun for grammatically masculine objects)
3. Impersonal subject; it

est

• Adj

  east

• Noun
• Verb

l'un

1. one
2. some

des

• Article

  1. plural of un (“some; the plural indefinite article”)
  2. plural of une (“some; the plural indefinite article”)
  3. plural of du (“some; the plural partitive article”)
  4. plural of de la (“some; the plural partitive article”)
  5. plural of de l’ (“some; the plural partitive article”)

• Contraction

fondateurs

plural of fondateur

de la

1. of the
2. some; the feminine partitive article

cardiologie

cardiology

française

feminine singular of français