TV series example of the word
The Big Bang Theory Season 2, Episode 5
So I go with "ytterbium"...
ইতের্ভীউম্
(1) A soft silvery metallic element; a rare earth of the lanthanide series; it occurs in gadolinite and monazite and xenotime
(1) Other researchers are looking into using different atoms, such as calcium, strontium, and ytterbium .
(2) I have elements in there that I've never even contemplated using before - stuff like indium, tantalum, ytterbium , and praseodymium.
(3) It is extracted from its ores by heating lanthanum metal with ytterbium oxide.
ytterbium
The Big Bang Theory Season 2, Episode 5
So I go with "ytterbium"...