concentrate
B1Substantiv/US /kˈɑnsəntrˌeɪt/ KÄNS-əntr-āt; UK /kˈɑnsəntrˌeɪt/ KÄNS-əntr-āt/
To bring to, or direct toward, a common center; to unite more closely; to gather into one body, mass, or force; to fix; as, to concentrate rays of light into a focus; to concentrate the attention.
