999英语网 单词
Plutonian的意思
Plutonian
[pl'tonn]
- adj. 冥王星的；冥界的；深成岩的
英文词源
- Plutonian (adj.)
- 1660s, "pertaining to the god Pluto," from Latin Plutonius, from Greek Ploutonius, from Plouton "pertaining to Pluto" (see Pluto). Geological sense is from 1828 (see plutonic). Planetary sense by 1952.