The topic of her arrest 'dominated' the conversation. [=most of the conversation was about her arrest]
The business 'dominated' her life. [=most of her life/time was devoted to the business]
Men 'dominate' the field. = It's a male-'dominated' field.
(..) ... the Dark Lord Sauron forged Nin secret a Master Ring... ... to control all others. And into this Ring he poured his cruelty,his malice... ...and his will to dominate all life. One Ring to rule them all. One by one... ... the Free Lands of Middle-earth fell to the power of the Ring. (..)2001 The Lord of the Rings: The Fellowship of the Ring