1
general::
adj. of your attention VERBS be ADV. totally Kate sat up fully, her attention now totally concentrated. of a substance VERBS be ADV. highly, very The liquid is found in a highly concentrated form. found in one place VERBS be ADV. heavily, highly, particularly, strongly, very | increasingly | largely, mainly, mostly, overwhelmingly, primarily | disproportionately These jobs are disproportionately concentrated in the service sector. | geographically The immigrant community is strongly concentrated geographically. PREP. at, in Most of the country's industry is concentrated in the north. | within Childbearing is concentrated within the first decade of married life.
Oxford Collocations Dictionary