nounpl. issei issei or is·seis
A Japanese immigrant, especially one to the United States.
Origin of isseiJapanese : ichi, one, first (from Middle Chinese &qnodot;jit (also the source of Mandarin yī, one), ultimately from Proto-Sino-Tibetan *it; akin to Burmese, &qnodot;ac) + sei, generation (from Middle Chinese &shookr;iaj`, generation, world; also the source of Mandarin shì).
Variant of issei