delphinin

Rare
UK/dɛlˈfɪnɪn/US/dɛlˈfɪnɪn/

Highly Technical/Scientific

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Definition

Meaning

A blue crystalline pigment (an anthocyanin) found in some flowers, especially larkspurs.

Specifically refers to the delphinidin glucoside pigment responsible for the blue and violet colours in the flowers of Delphinium and related plant genera.

Linguistics

Semantic Notes

This is a specialist term used almost exclusively in botany, phytochemistry, and biochemistry. It is a hyponym for anthocyanin and is named after the Delphinium genus.

Dialectal Variation

British vs American Usage

Differences

No significant usage difference. The term is equally rare and specialist in both varieties.

Connotations

Purely denotative and scientific.

Frequency

Virtually never encountered outside scientific literature.

Vocabulary

Collocations

strong
delphinin pigmentanthocyanin delphinindelphinin content
medium
presence of delphininisolate delphininblue delphinin
weak
flowers containing delphininextract of delphinin

Grammar

Valency Patterns

The X contained delphinin.Delphinin was extracted from Y.The colour was due to delphinin.

Vocabulary

Synonyms

Strong

delphinidin-3-glucoside (more specific)

Neutral

delphinidin glucosideanthocyanin pigment

Weak

blue pigmentflower pigment

Vocabulary

Antonyms

colourless compoundachromatic substance

Usage

Context Usage

Business

Not used.

Academic

Used in highly specific botanical or biochemical research papers.

Everyday

Never used.

Technical

The primary domain of use. Appears in technical manuals for plant analysis, phytochemistry journals.

Examples

By CEFR Level

B2
  • The scientist mentioned that the blue colour came from a compound called delphinin.
C1
  • Chromatographic analysis revealed the primary anthocyanin in the cultivar was delphinin, accounting for its vivid violet hue.

Learning

Memory Aids

Mnemonic

Think DELPHINium flowers have a blue INside pigment called DELPHININ.

Conceptual Metaphor

Not applicable for this technical term.

Watch out

Common Pitfalls

Translation Traps (for Russian speakers)

  • Do not confuse with 'дельфин' (dolphin). The Russian equivalent would be a technical term like 'дельфинин' or more likely a descriptive phrase 'синий пигмент дельфиниума'.

Common Mistakes

  • Confusing it with 'delphinium' (the plant).
  • Misspelling as 'delphine', 'delphinine'.
  • Assuming it has any general English meaning.

Practice

Quiz

Fill in the gap
The characteristic blue colour of many larkspur flowers is due to a pigment called .
Multiple Choice

In which field is the term 'delphinin' primarily used?

FAQ

Frequently Asked Questions

Delphinin is a specific blue anthocyanin pigment found in the flowers of plants like larkspur (Delphinium).

No, it is an extremely rare and highly technical term used only in scientific contexts.

No, in standard English and scientific nomenclature, it refers exclusively to this chemical pigment.

It is pronounced /dɛlˈfɪnɪn/ (del-FIN-in) in both British and American English.