| 释义 |
-ium
noun suffix
1. -s [New Latin, perhaps after such words as Latin medium]
a.
(1) : chemical element
< sodium >
< uranium >
(2) : chemical radical
< ammonium >
b. : an ion having a positive charge — in names of complex cations (as those derived from an organic base)
< imidazolium [C3H4N2H]+ >
< pyridinium >
< nitrosylium NO+ >
— compare -onium
2. plural -iums also -ia [New Latin, from Latin, from Greek -ion (n. suffix, often of diminutive force)] : small one : mass — especially in biological terms
< onchium >
< pollinium > |