δευτερόπρωτος ον
deuteroprotos
deuteroprotos
{dyoo-ter-op'-ro-tos}
from 1208 and 4413; second-first, i.e. (specially) a designation of the Sabbath immediately after the Paschal week (being the second after Passover day, and the first of the seven Sabbaths intervening before Pentecost):--second... after the first.
See G01208.
See G04413.