pyro-
/ˈpaɪrəʊ/combining form
1
- of or relating to fire表示“（与）火（有关）的”：
pyromania.
2
- Chemistry & Mineralogy denoting a compound or mineral that is formed or affected by heat or has a fiery colour【化, 矿】表示“（化合物, 矿物）由热作用形成的”, “受热影响的”, “具有火的颜色的”：
pyrophosphate
pyroxene.
词源
from Greek pur 'fire'.