Lanthanum: meaning, definitions and examples

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lanthanum

 

[ หˆlanฮธษ™nษ™m ]

Noun
Context #1 | Noun

chemical element

Lanthanum is a chemical element with the symbol La and atomic number 57. It is a silvery-white metal that is part of the lanthanide series of the periodic table. Lanthanum is known for its high reactivity and does not occur freely in nature. Instead, it is usually found in rare earth minerals. Its primary use is in various types of catalysts and in making certain types of glass.

Synonyms

La, atomic number 57.

Examples of usage

  • Lanthanum is used in camera lenses.
  • The catalyst contained a significant amount of lanthanum.
  • Manufacturers added lanthanum to enhance the glass quality.
  • Researchers studied lanthanum's properties for new applications.

Translations

Translations of the word "lanthanum" in other languages:

๐Ÿ‡ต๐Ÿ‡น lantรขnio

๐Ÿ‡ฎ๐Ÿ‡ณ เคฒเฅˆเค‚เคฅเคพเคจเคฎ

๐Ÿ‡ฉ๐Ÿ‡ช Lanthana

๐Ÿ‡ฎ๐Ÿ‡ฉ lantanum

๐Ÿ‡บ๐Ÿ‡ฆ ะปะฐะฝั‚ะฐะฝ

๐Ÿ‡ต๐Ÿ‡ฑ lantan

๐Ÿ‡ฏ๐Ÿ‡ต ใƒฉใƒณใ‚ฟใƒณ

๐Ÿ‡ซ๐Ÿ‡ท lanthanum

๐Ÿ‡ช๐Ÿ‡ธ lantano

๐Ÿ‡น๐Ÿ‡ท lantan

๐Ÿ‡ฐ๐Ÿ‡ท ๋ž€ํƒ„

๐Ÿ‡ธ๐Ÿ‡ฆ ู„ุงู†ุชุงู†

๐Ÿ‡จ๐Ÿ‡ฟ lanthan

๐Ÿ‡ธ๐Ÿ‡ฐ lantรกn

๐Ÿ‡จ๐Ÿ‡ณ ้•ง

๐Ÿ‡ธ๐Ÿ‡ฎ lantan

๐Ÿ‡ฎ๐Ÿ‡ธ lantan

๐Ÿ‡ฐ๐Ÿ‡ฟ ะปะฐะฝั‚ะฐะฝ

๐Ÿ‡ฌ๐Ÿ‡ช แƒšแƒแƒœแƒขแƒแƒœแƒ˜

๐Ÿ‡ฆ๐Ÿ‡ฟ lantan

๐Ÿ‡ฒ๐Ÿ‡ฝ lantano

Etymology

The term 'lanthanum' derives from the Greek word 'lanthano,' which means 'to lie hidden.' This etymology reflects the element's discovery in the late 19th century when it was not easily isolable from other rare earth elements. Discovered in 1839 by the Swedish chemist Johan Gadolin, lanthanum was the first of the lanthanide series to be identified. Initially, it was isolated from the mineral cerite. Over the years, advancements in chemistry have allowed for more efficient extraction and applications of lanthanum in various fields, including electronics, optics, and as a component in batteries. As the rare earth elements gained importance in modern technology, lanthanum's significance grew, leading to its inclusion in a variety of innovative products.

Word Frequency Rank

At rank #25,929, this word represents specialized academic or technical vocabulary. It's less frequently encountered but may be valuable in specific contexts.