leptin: meaning, definition, pronunciation and examples
C2technical
Quick answer
What does “leptin” mean?
A protein hormone produced by fat cells that regulates appetite and energy expenditure by signaling satiety to the brain.
Audio
Pronunciation
Definition
Meaning and Definition
A protein hormone produced by fat cells that regulates appetite and energy expenditure by signaling satiety to the brain.
In scientific and medical contexts, leptin is a key adipokine involved in the regulation of body weight, metabolism, and reproductive function. It is often discussed in relation to obesity, leptin resistance, and metabolic syndromes.
Dialectal Variation
British vs American Usage
Differences
None in meaning or usage. Pronunciations differ slightly.
Connotations
Purely scientific/medical in both varieties.
Frequency
Equally low-frequency outside specialist fields in both regions.
Grammar
How to Use “leptin” in a Sentence
Leptin is secreted by adipose tissue.Researchers measured the patient's leptin.Leptin binds to receptors in the hypothalamus.Vocabulary
Collocations
Examples
Examples of “leptin” in a Sentence
adjective
British English
- leptin-resistant patients
- leptin-mediated signalling
American English
- leptin-resistant patients
- leptin-mediated signaling
Usage
Meaning in Context
Academic
Primary usage. Found in endocrinology, physiology, nutrition, and biomedical research journals.
Everyday
Virtually never used in casual conversation.
Technical
Core usage in medical, biochemical, and nutritional science literature and discussions.
Vocabulary
Synonyms of “leptin”
Neutral
Weak
Vocabulary
Antonyms of “leptin”
Watch out
Common Mistakes When Using “leptin”
- Using 'leptin' to refer to body fat generally.
- Mispronouncing as /lɛpˈtaɪn/ or /ˈliːptɪn/.
FAQ
Frequently Asked Questions
Leptin signals to your brain that you have enough stored fat, reducing appetite and increasing energy expenditure.
Generally no. Most obese individuals have high leptin levels but are resistant to its effects. Giving more leptin is rarely effective.
From the Greek 'leptos', meaning 'thin'. It was named with the hope it would be a treatment for obesity.
Ghrelin, the 'hunger hormone', which is produced in the stomach and stimulates appetite.
A protein hormone produced by fat cells that regulates appetite and energy expenditure by signaling satiety to the brain.
Leptin is usually technical in register.
Leptin: in British English it is pronounced /ˈlɛptɪn/, and in American English it is pronounced /ˈlɛptən/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think: Leptin makes you 'lept' (or stop) eating because you're full. It comes from the Greek 'leptos' meaning thin.
Conceptual Metaphor
LEPTIN IS A MESSENGER / LEPTIN IS A THERMOSTAT FOR BODY FAT.
Practice
Quiz
Leptin is primarily produced by which type of tissue?