igneous

形容词 igneous:

1. produced under conditions involving intense heat
   同义词：pyrogenic, pyrogenous
2. produced by the action of fire or intense heat
   同义词：eruptive
3. like or suggestive of fire
   同义词：fiery

ig.ne.ous

adj.（形容词）
Of, relating to, or characteristic of fire.
火的，与火有关的，具有火的特点的
Geology
【地质学】
Formed by solidification from a molten state. Used of rocks.
火成的：由熔化的岩石凝固形成的。用于修饰岩石
Of or relating to rock so formed; pyrogenic.
火成岩的，熔灰岩的：按上述方法形成的岩石的，与之有关的；火成的

来源：
From Latin igneus
源自 拉丁语 igneus
from ignis [fire]
源自 ignis [火]