What does 杂交 (zájiāo) mean in English?

Card 1NPCR Level 561/108
CARD1
PROGRESS1%
杂交
雜交
zájiāo
to hybridize; to cross(Verb)

Reveal: Click/Space/Enter/↑↓/w/s/j/kNavigate: ←→/h/l/a/d