nounpl. Per·se·ids or Per·se·i·des
One of a shower of meteors that appears to originate in the vicinity of the constellation Perseus during the second week of August.
Origin of PerseidFrom Latin Perseus, the constellation Perseus; see Perseus, or from Greek Pers&emacron;ides, pl. of Pers&emacron;is, offspring of Perseus (from Perseus, Perseus).
- (zoology) Any member of the Perseidae.