rejoice

Universal Words verb ~ (at / in / over sth) (formal) to express great happiness about sth SYNCELEBRATE: [V] When the war ended, people finally had cause to rejoice. * The motor industry is rejoicing at the cut in car tax. * [Vtoinf] They rejoiced to see their son well again. [also Vthat] IDIOMS rejoice in the name of... (BrE, humorous) to have a name that sounds funny: He rejoiced in the name of Owen Owen.