ˌpȯ(r)fəˈräjəˌnīt, -fərōˈjeˌn- noun
or por·phy·ro·gen·i·tus -fərōˈjenəd.əs
( plural porphyrogenites -ˌnīts ; or porphyrogeni·ti -_nəˌtī)
Etymology: Medieval Latin porphyrogenitus, from Middle Greek porphyrogennētos, from Greek porphyra purple + gennētos born, from gennan to bear; akin to Greek gignesthai to be born — more at kin
: a son born after the accession of his father to the throne : one born in the purple