I. noun
Synonyms: center 2, focal point, heart, hub, nerve center, polestar, seat
Idioms: center of attraction ( or interest), focus of attention
II. verb
1.
Synonyms: fasten 3, concenter, concentrate, fix, fixate, put, rivet
2.
Synonyms: converge , concenter, concentrate, meet
Idioms: come to a focus