tungsten
LowTechnical / Scientific / Industrial
Definition
Meaning
A hard, dense, grey-white metallic chemical element (symbol W, atomic number 74) with a very high melting point.
The element used primarily in filaments for incandescent light bulbs, electrical contacts, X-ray targets, and as a hardening agent in steel alloys.
Linguistics
Semantic Notes
The name is from Swedish ('tung sten' = heavy stone). Its chemical symbol 'W' comes from its older name, Wolfram.
Dialectal Variation
British vs American Usage
Differences
In some specialist industrial or chemical contexts, 'wolfram' is more likely to be used in UK English, though 'tungsten' is standard in both varieties.
Connotations
Both carry the same technical, industrial connotations.
Frequency
'Tungsten' is significantly more common in general use in both varieties, especially in non-specialist contexts like 'tungsten light' or 'tungsten wedding band'.
Vocabulary
Collocations
Grammar
Valency Patterns
[N] tungsten is used for [V-ing][ADJ] tungsten [NOUN]made of/from tungstenVocabulary
Synonyms
Neutral
Weak
Usage
Context Usage
Business
Referenced in mining reports, commodity trading, and industrial supply chains.
Academic
Common in chemistry, materials science, physics, and engineering papers.
Everyday
Almost exclusively in contexts like light bulb filaments, durable wedding rings, or 'tungsten' as a brand name for tough tools.
Technical
Precise term for the element; used in specifications for alloys, welding, electronics, and metallurgy.
Examples
By Part of Speech
adjective
British English
- The workshop uses tungsten-tipped drill bits for masonry.
- The lamp emits a characteristic tungsten glow.
American English
- He bought a tungsten wedding band for its durability.
- The old projector had a tungsten-halogen bulb.
Examples
By CEFR Level
- Some light bulbs have a tiny tungsten wire inside.
- Tungsten is a metal that does not melt easily.
- My ring is made of tungsten.
- The filament in traditional incandescent bulbs is usually made of tungsten.
- Tungsten carbide is an exceptionally hard material used for cutting tools.
- Due to its extraordinarily high melting point, tungsten is indispensable in applications ranging from aerospace engineering to specialised lighting.
- The alloy's properties were enhanced by the addition of a small percentage of tungsten.
Learning
Memory Aids
Mnemonic
TUNG-sten is a TUNG (like a heavy bell) made of strong metal. Think of a 'ton' of strength.
Conceptual Metaphor
STRENGTH IS DENSITY / DURABILITY IS HARDNESS (e.g., 'tungsten-tough', 'hard as tungsten carbide').
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- The Russian word 'вольфрам' (vol'fram) corresponds directly to 'wolfram', the alternative name. Students may not recognize 'tungsten' as the same element.
- Avoid translating 'tungsten light' (a colour temperature) as 'вольфрамовый свет' in a non-technical photography context; it's understood as a type of white balance.
Common Mistakes
- Misspelling as 'tungston' or 'tungstun'.
- Confusing 'tungsten' (the element) with 'tungsten carbide' (a very hard compound of tungsten and carbon).
- Using it as a countable noun (e.g., 'a tungsten') instead of an uncountable mass noun.
Practice
Quiz
What is the primary reason tungsten is used in incandescent light bulb filaments?
FAQ
Frequently Asked Questions
Yes, they refer to the same chemical element (symbol W). 'Tungsten' is the common name in English, while 'wolfram' is used in some languages and specific technical fields.
The symbol 'W' comes from the element's older Germanic name, Wolfram.
Its most famous use is in the filaments of old-style light bulbs. It is also crucial for making hard metals (tungsten carbide), electrical contacts, radiation shielding, and as an alloying agent in steel.
No, natural tungsten is not radioactive. It is a stable, dense metal.