sēˈlōzh(ē)ə noun
Usage: capitalized
Etymology: New Latin, irregular from Greek kēleos burning or Late Greek kēlos dry; akin to Greek kaiein to burn — more at caustic
: a large genus of tropical annual herbs (family Amaranthaceae) having alternate leaves and showy flowers in spikes which in cultivated forms are often fasciated and form compact often feathery clusters — see cockscomb 2b