intermediario meaning in English

broker [brokers]▼(mediator between a buyer and seller)
noun
[UK: ˈbrəʊkə(r)] [US: ˈbroʊkə(r)]

intermediary▼(an agent acting as a mediator between sides to facilitate agreement or cooperation, see also: mediator)
noun
[UK: ˌɪn.tə.ˈmiː.dɪə.ri] [US: ˌɪn.tər.ˈmiː.die.ri]

intermediate▼(an intermediary)
noun
[UK: ˌɪn.tə.ˈmiː.dɪət] [US: ˌɪn.tər.ˈmiː.diət]She can't put together three words in Spanish, and she claims she's intermediate. = Ella no sabe combinar tres palabras en español, y dice que tiene nivel intermediario.

middleman [middlemen]▼(intermediate dealer between manufacturer and the retailer or customer)
noun
[UK: ˈmɪd.l̩.mæn] [US: ˈmɪd.l̩.ˌmæn]