hydrogenation
noun
Simple meaning
The chemical reaction of hydrogen with another substance.
Pronunciation
Say it like this:
hydrahjuhnayshuhnSay the bold part a little louder.
IPA pronunciation (US)
haɪdɹɑdʒəˈneɪʃən
This word is pronounced essentially the same in American and British English, so one transcription covers both.
IPA (International Phonetic Alphabet) is a standard way of writing speech sounds.
Definition
Everyday modern meanings first, grouped by part of speech.
noun
chemistry
A chemical process that adds hydrogen atoms to an unsaturated oil
“Food producers use hydrogenation to keep fat from becoming rancid.”
chemistry
The chemical reaction of hydrogen with another substance, especially with an unsaturated organic compound, and usually under the influence of temperature, pressure and catalysts.
Word at a Glance
- Difficulty
- C2 · Proficient (estimated)
- Frequency
- Rare
Word Aura™
How this word commonly comes across.
This meaning: A chemical process that adds hydrogen atoms to an unsaturated oil
Used this way, hydrogenation is a specialist word that usually carries little praise or criticism of its own. This is a scientific use: it names something precisely within a field of study, so it appears in research and teaching more than in conversation.
“Food producers use hydrogenation to keep fat from becoming rancid.”
- Emotional tone
- Neutral
- Formality
- Specialist/technical
- Intensity
- Not strongly marked
- How common
- Specialized
- Connotation
- Clinical and technical
- Usage feel
- Technical and specialized
Where it naturally appears
- Science
- Academic writing
- Technical/specialist writing
Usage note
In general conversation this sense usually needs explaining — outside its field, people reach for a plainer word.
Natural pattern: hydrogenation to …
Word Aura describes common impressions, not a measurement. Tone changes with sentence, speaker, relationship and situation.
More ways to use hydrogenation
- “Food producers use hydrogenation to keep fat from becoming rancid.”noun
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Dictionary data from Wiktionary via the Free Dictionary API. Simple meanings, combinations and word intelligence are built from verified reference data, no AI is used to load this page.