| 释义 |
-ium
-iumsuff. Chemical element or group: californium.
[New Latin -ium, neuter n. suff., from Greek -ion.]-ium or sometimes -umsuffix forming nouns1. (Chemistry) indicating a metallic element: platinum; barium. 2. (Chemistry) (in chemistry) indicating groups forming positive ions: ammonium chloride; hydroxonium ion. 3. (Biology) indicating a biological structure: syncytium. [New Latin, from Latin, from Greek -ion, diminutive suffix]-ium , a suffix found on nouns borrowed from Latin, esp. derivatives of verbs (odium; tedium; colloquium; delirium), deverbal compounds with the initial element denoting the object of the verb (nasturtium), other types of compounds (equilibrium; millennium), and derivatives of personal nouns, often denoting the associated status or office (collegium; consortium; magisterium). [< New Latin, Latin] -ium , a suffix of scientific coinages, occurring esp. in names of elements ( barium; titanium) and names of plant and fungus structures ( mycelium; pollinium), and in Latinizations of the Greek formative -ion (pericardium), as well as coinages modeled on such words ( epithelium; periodontium). [< New Latin or Latin -ium (< Greek -ion)] -ium
-ium Combining form usually denoting a natural element (e.g., polonium). -ium [L. -ium, neuter noun suffix] 1. A suffix used in chemistry for names of elements, e.g., einsteinium.2. A suffix used as a Latinization of the Greek suffix-ion, e.g., endoneurium |