This is the 3093rd most frequent Russian word.
капитана
"Капитана" means "captain" (genitive or accusative case) in English.
Genitive case, 'капитана' shows possession referring to the 'orders' of the captain.
Моряки обсуждали приказы капитана.
The sailors discussed the captain's orders.
Genitive case after preposition 'от', indicating the source of 'orders'.
Мы ждали указаний от капитана.
We were waiting for instructions from the captain.
Accusative case, 'капитана' is the direct object of the verb 'to report' (доложил).