noun

ununbium

yoo-nun-BY-um

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Ununbium (noun) means the former systematic name for the chemical element with atomic number 112, which has officially been changed to copernicium. Example: “Ununbium was the systematic name used before element 112 received its permanent name.”

noun

historical The former systematic name for the chemical element with atomic number 112, which has officially been changed to copernicium.

"Ununbium was the systematic name used before element 112 received its permanent name."

"Older periodic tables list ununbium with the symbol Uub."

"The element once called ununbium is now known as copernicium."

How to use ununbium

Learner’s notes

In plain EnglishA former systematic name for element 112, now called copernicium.

When to use it

It is a technical term, now found mainly in older chemistry texts.

Memory tip

Use copernicium for the element today and keep ununbium for historical references.

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C2 · Advanced serendipity Fortunate discoveries made entirely by accident.

Gen Z slang rizz Charm — the ability to attract a romantic interest.

B2 · Intermediate empathy The capacity to share another person’s feelings.

C1 · Advanced nonchalant Casually calm and relaxed; unconcerned.

Internet slang delulu Delusional — believing something against the odds.

Etymology nostalgia Greek nostos “return home” + algos “pain”.

C2 · Advanced serendipity Fortunate discoveries made entirely by accident.

Gen Z slang rizz Charm — the ability to attract a romantic interest.

B2 · Intermediate empathy The capacity to share another person’s feelings.

C1 · Advanced nonchalant Casually calm and relaxed; unconcerned.

Internet slang delulu Delusional — believing something against the odds.

Etymology nostalgia Greek nostos “return home” + algos “pain”.

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Can you complete this real example?

_____ was the systematic name used before element 112 received its permanent name.

Etymology

Ununbium is a systematic element name built from the parts un-, un-, bi- and -ium, which together stand for the digits of its atomic number.

Origin: English

Synonyms

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eka-mercury

Rhymes for ununbium

curium osmium cerium erbium sodium helium cadmium caesium fermium gallium niobium thulium

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Frequently asked questions

What is ununbium?

Ununbium was the systematic name for element 112. It has since been officially replaced by the name copernicium.

What is the symbol for ununbium?

The symbol was Uub. The element is now written Cn, for copernicium.

Which elements come before and after ununbium?

Roentgenium comes before it and nihonium comes after it in the periodic table.

What is the meaning of ununbium?

"ununbium" (noun) means the former systematic name for the chemical element with atomic number 112, which has officially been changed to copernicium.