Meaning

(chemistry) Used to form the names of metal elements, after the style of early-named elements, as well as the isotopes of hydrogen..

Definitions by Sense

1. (chemistry) Used to form the names of metal elements, after the style of early-named elements, as well as the isotopes of hydrogen.
2. (chemistry) Used to form the temporary systematic element name of a metallic or nonmetallic element which is postulated to exist, or which has been newly synthesized and has not yet been assigned a permanent name.
3. (chemistry) Used to form the name of polyatomic cations. Common examples are quaternary ammonium compounds used as neuromuscular blocking agents, cholinergic agents, anticholinergic agents, antibacterials/antiseptics, or other agents.
4. (by extension, humorous) Appended to common words to create scientific-sounding or humorous-sounding fictional substance names.
5. Used to form the name of an aggregation or mass of something, such as biological tissue
6. Forms the name of biological structures and parts.
7. Used to indicate the setting where a given activity is carried out

Example Sentences

Alternative form: -onium

According to the FAQ, a site's coolness can be attributed to a trace element called coolium.

Stupidium: Exposure to this Element can cause very silly behavior.

We're at the North Pole, aren't we? Let's just call the new element Santa Clausium!

epithelium, pollinium

clinanthium, periodontium

auditorium, gymnasium, planetarium

Word Forms

• -iums
• -ia

When Should You Use -ium?

Use -ium when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.

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Frequently Asked Questions