leucoline: meaning, definition, pronunciation and examples
Very LowTechnical/Scientific
Quick answer
What does “leucoline” mean?
A heterocyclic organic compound, also known as quinoline, with the chemical formula C9H7N.
Audio
Pronunciation
Definition
Meaning and Definition
A heterocyclic organic compound, also known as quinoline, with the chemical formula C9H7N.
Historically, a specific name for quinoline, a colourless, hygroscopic liquid used in the manufacture of dyes, pharmaceuticals, and as a precursor to other chemicals. It has a pungent, characteristic odour.
Dialectal Variation
British vs American Usage
Differences
No contemporary difference in usage, as the term is obsolete in both varieties. Historical usage shows no significant regional preference.
Connotations
Historical, archaic, obsolete.
Frequency
Not used in modern professional or academic English. Frequency is essentially zero.
Grammar
How to Use “leucoline” in a Sentence
N/A - The term is a noun referring to a specific chemical entity and does not have valency patterns in the linguistic sense.Vocabulary
Collocations
Examples
Examples of “leucoline” in a Sentence
verb
British English
- N/A
American English
- N/A
adverb
British English
- N/A
American English
- N/A
adjective
British English
- N/A
American English
- N/A
Usage
Meaning in Context
Business
Never used.
Academic
Only encountered in historical chemistry literature. Modern papers exclusively use 'quinoline'.
Everyday
Completely unknown.
Technical
Obsolete term; modern technical contexts use 'quinoline'.
Vocabulary
Synonyms of “leucoline”
Vocabulary
Antonyms of “leucoline”
Watch out
Common Mistakes When Using “leucoline”
- Using 'leucoline' in any modern context.
- Confusing it with 'leucine' (an amino acid).
FAQ
Frequently Asked Questions
No, unless you are specifically studying the history of chemistry. For all practical purposes, learn 'quinoline' instead.
It is an obsolete name for quinoline, a specific heterocyclic aromatic organic compound.
Scientific terminology becomes standardized over time. 'Quinoline' became the internationally accepted IUPAC name, rendering 'leucoline' archaic.
Most modern general and learner's dictionaries will not include it. It may appear in large, unabridged dictionaries like the OED with a label such as 'historical' or 'obsolete'.
A heterocyclic organic compound, also known as quinoline, with the chemical formula C9H7N.
Leucoline is usually technical/scientific in register.
Leucoline: in British English it is pronounced /ˈluːkəliːn/, and in American English it is pronounced /ˈluːkəˌliːn/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “N/A”
Learning
Memory Aids
Mnemonic
Imagine an old, yellowed lab notebook labelled 'LEUCOLINE' gathering dust on a shelf, replaced by a bright, new one labelled 'QUINOLINE'.
Conceptual Metaphor
N/A - Technical noun.
Practice
Quiz
What is the modern, standard term for the compound historically called 'leucoline'?