citral: meaning, definition, pronunciation and examples

Low-frequency (specialist/technical)
UK/ˈsɪtrəl/US/ˈsɪtrəl/

Technical/Scientific (chemistry, perfumery, food science)

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Quick answer

What does “citral” mean?

A lemon-scented, volatile aldehyde used as a flavoring and fragrance agent.

Audio

Pronunciation

Definition

Meaning and Definition

A lemon-scented, volatile aldehyde used as a flavoring and fragrance agent.

A naturally occurring chemical compound found in the oils of lemongrass, lime, lemon, and other citrus plants; a mixture of two geometric isomers (geranial and neral).

Dialectal Variation

British vs American Usage

Differences

No significant differences in usage. The term is technical and used identically in both varieties.

Connotations

Purely technical and commercial; associated with industrial flavorings, aromatherapy, and organic chemistry.

Frequency

Equally rare in both dialects outside of specialist fields.

Grammar

How to Use “citral” in a Sentence

[Substance] contains citral.Citral is derived/extracted from [plant source].Citral imparts a [lemon/citrus] note/flavour.

Vocabulary

Collocations

strong
contain citralpure citralsynthesize citralcitral contentcitral isomer
medium
the aroma of citralsource of citralextract citralcitral is used
weak
like citralwith citralcitral compound

Examples

Examples of “citral” in a Sentence

verb

British English

  • The process aims to isomerise the citral.

American English

  • The lab will quantify the citral present in the sample.

adverb

British English

  • N/A

American English

  • N/A

adjective

British English

  • The citral component is responsible for the fresh top notes.

American English

  • The citral concentration must be measured precisely.

Usage

Meaning in Context

Business

Used in procurement and specification documents for the fragrance and flavor industry.

Academic

Common in chemistry, biochemistry, and phytochemistry research papers.

Everyday

Virtually never used.

Technical

Standard term in formulas, safety data sheets, and scientific descriptions of essential oils.

Vocabulary

Synonyms of “citral”

Strong

geranial-neral mixture

Neutral

lemon scent compoundcitrus aldehyde

Weak

lemony fragrancecitrus note

Vocabulary

Antonyms of “citral”

non-citrus fragrancemusky compoundsynthetic non-citral flavorant

Watch out

Common Mistakes When Using “citral”

  • Using it as a countable noun (e.g., 'a citral').
  • Mispronouncing it with stress on the second syllable (ci-TRAL).
  • Confusing it with 'citric acid' or 'citrate'.

FAQ

Frequently Asked Questions

Yes, in the concentrations used as a food flavoring, it is generally recognized as safe (GRAS) by regulatory bodies. However, it can be a skin irritant in its pure form.

Lemongrass (Cymbopogon spp.) is one of the richest natural sources, containing up to 70-85% citral in its essential oil.

They are geometric isomers of citral. Geranial (the E-isomer) has a stronger lemon scent, while neral (the Z-isomer) is sweeter and less pungent.

It would be highly unusual. You would simply say 'lemon scent/flavour' or 'lemongrass oil' in everyday contexts.

A lemon-scented, volatile aldehyde used as a flavoring and fragrance agent.

Citral is usually technical/scientific (chemistry, perfumery, food science) in register.

Citral: in British English it is pronounced /ˈsɪtrəl/, and in American English it is pronounced /ˈsɪtrəl/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • None. The word is strictly technical.

Learning

Memory Aids

Mnemonic

Think: CITRus + ALdehyde = CITRAL, the aldehyde that smells of citrus.

Conceptual Metaphor

N/A for highly technical terms.

Practice

Quiz

Fill in the gap
The distinct lemon scent in many cleaning products often comes from a compound called .
Multiple Choice

In which industry is the term 'citral' most commonly used?

Practise

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