arachidic acid: meaning, definition, pronunciation and examples

rare
UK/ˌærəˈkɪdɪk ˈæsɪd/US/ˌɛrəˈkɪdɪk ˈæsɪd/

technical/scientific

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Quick answer

What does “arachidic acid” mean?

A saturated fatty acid with 20 carbon atoms, found in peanut oil and other vegetable oils.

Audio

Pronunciation

Definition

Meaning and Definition

A saturated fatty acid with 20 carbon atoms, found in peanut oil and other vegetable oils.

A crystalline fatty acid (C20H40O2) used in organic synthesis, industrial lubricants, and waxes; also called eicosanoic acid.

Dialectal Variation

British vs American Usage

Differences

No significant spelling or usage differences. Both variants use the same spelling and terminology.

Connotations

None beyond its scientific meaning.

Frequency

Equally rare and specialised in both dialects.

Grammar

How to Use “arachidic acid” in a Sentence

Arachidic acid is found in [source].The [sample] was analysed for arachidic acid.[Process] yields arachidic acid.

Vocabulary

Collocations

strong
peanut oil containsanalysis revealedpresence ofcontent offormation of
medium
trace amounts ofisolated fromderived fromsynthesis ofesters of
weak
highpurecommercialcrystallinesolid

Examples

Examples of “arachidic acid” in a Sentence

adjective

British English

  • The arachidic acid component was measured.
  • Arachidic acid esters are used as emollients.

American English

  • The arachidic acid content is relatively low.
  • We identified an arachidic acid derivative.

Usage

Meaning in Context

Business

Rare, used only in very specific industrial contexts (e.g., oleochemical manufacturing contracts).

Academic

Used in chemistry, biochemistry, and food science research papers and textbooks.

Everyday

Virtually never used.

Technical

The primary domain of use; appears in analytical reports, chemical safety data sheets, and formulation specifications.

Vocabulary

Synonyms of “arachidic acid”

Strong

n-eicosanoic acidC20:0

Neutral

eicosanoic acid

Weak

peanut acid (historical/obsolete)

Vocabulary

Antonyms of “arachidic acid”

arachidonic acid (polyunsaturated)

Watch out

Common Mistakes When Using “arachidic acid”

  • Misspelling as 'arachic acid' or 'arachnidic acid'.
  • Pronouncing the first syllable as /əˈreɪkɪk/ instead of /ærə/ or /ɛrə/.
  • Confusing it with the similar-sounding 'arachidonic acid', a completely different substance.

FAQ

Frequently Asked Questions

No, they are completely different. Arachidic acid is a saturated fatty acid (C20:0). Arachidonic acid is a polyunsaturated omega-6 fatty acid (C20:4) crucial for inflammation signalling.

It derives from the genus name Arachis for the peanut plant (Arachis hypogaea), from which it was first isolated.

As a common dietary saturated fat in small quantities, it is not considered harmful. It is generally recognised as safe (GRAS) for consumption in foods.

It is used in the manufacture of lubricants, waxes, plastics, and detergents, and as a chemical intermediate in organic synthesis.

A saturated fatty acid with 20 carbon atoms, found in peanut oil and other vegetable oils.

Arachidic acid is usually technical/scientific in register.

Arachidic acid: in British English it is pronounced /ˌærəˈkɪdɪk ˈæsɪd/, and in American English it is pronounced /ˌɛrəˈkɪdɪk ˈæsɪd/. Tap the audio buttons above to hear it.

Learning

Memory Aids

Mnemonic

Arachidic acid comes from Arachis, the peanut plant. Remember: 'Arachis' sounds like 'a rack of peanuts' giving this acid.

Conceptual Metaphor

Not applicable; it is a literal chemical term.

Practice

Quiz

Fill in the gap
The chemical formula for acid is C20H40O2.
Multiple Choice

What is the primary natural source of arachidic acid?

arachidic acid: meaning, definition, pronunciation and examples | Lingvocore