hormone
/ˈhɔːməʊn/
Hormone is generally used as an uncountable noun when referring to hormones in general or as a category (e.g., "Hormone levels can affect mood."). It can also be used as a countable noun when referring to specific types of hormones (e.g., "The study looked at several different hormones.") or when referring to a dose or treatment (e.g., "She is taking a hormone."). In scientific and medical contexts, it is a precise term. In everyday conversation, it is sometimes used informally to explain sudden mood changes or emotional behavior, often humorously or dismissively (e.g., "Don't mind her, it's just hormones.").
💬Casual Conversation
Chloe is being impossible today. Just slammed her door for no reason.
IT'S PROBABLY JUST HORMONES, DEAR. SHE'S AT THAT AGE.
Collocations & Compounds
hormone therapy
Treatment of a disease or condition by the administration of hormones, especially to counteract a deficiency.
She is undergoing hormone therapy for menopause.
sex hormone
A steroid hormone, such as testosterone or estrogen, that is produced by the reproductive organs and influences the development and maintenance of secondary sex characteristics.
The doctor explained the role of the sex hormone in puberty.
growth hormone
A protein hormone secreted by the anterior pituitary gland that stimulates growth in cells and tissues.
Children with a deficiency in growth hormone may receive injections to help them grow.
stress hormone
A hormone, such as cortisol or adrenaline, that is released in response to stress.
Cortisol is a key stress hormone.
hormone replacement therapy
Therapy to replace hormones that have decreased or are no longer being produced by the body, typically used to manage symptoms of menopause.
Many women opt for hormone replacement therapy to alleviate menopausal symptoms.
Cultural Context
We often think of hormones as purely biological mechanisms, chemical messengers zipping through our bloodstream to regulate everything from growth to digestion. But delve a little deeper, and you'll find that the influence of these powerful molecules extends far beyond the purely physiological, deeply intertwining with our emotions, our decisions, and the very essence of what it means to be human.
Consider the intoxicating rush of falling in love. That giddy feeling, the racing heart, the obsessive thoughts – these aren't just poetic metaphors. They're driven by a cocktail of hormones: dopamine, the pleasure and reward chemical, floods our system, making the object of our affection seem utterly irresistible. Oxytocin, often dubbed the 'love hormone' or 'bonding hormone,' fosters feelings of attachment and trust, solidifying those early connections. Even adrenaline plays a role, contributing to that thrilling, heart-pounding sensation.
Conversely, fear triggers a different hormonal cascade. When faced with a perceived threat, our adrenal glands release adrenaline and cortisol. Adrenaline provides a rapid surge of energy – the 'fight or flight' response – while cortisol, the primary stress hormone, prepares our body for sustained action by increasing blood sugar and suppressing non-essential functions. Chronic stress, however, can lead to prolonged elevated cortisol levels, which have detrimental effects on our health, impacting everything from our immune system to our cognitive function.
Our desires, too, are intricately linked to hormonal activity. Testosterone and estrogen, often associated with sexual drive, also influence mood, energy levels, and even cognitive processes. The ebb and flow of these hormones can subtly shape our motivations and behaviors, driving us towards certain goals or experiences.
Understanding the role of each hormone isn't just about memorizing biological pathways; it's about recognizing the profound impact these internal chemical signals have on our subjective experience of the world. They are the unseen architects of our emotional landscapes, influencing our relationships, our reactions, and our very perception of reality. The next time you feel an overwhelming emotion, remember the intricate dance of hormones at play, a testament to the powerful, invisible forces that shape our lives.
Etymology
The word 'hormone' comes from the Greek word 'hormē', meaning 'impetus' or 'urge to set in motion'. It was coined in 1905 by British physiologist Ernest Starling, who was studying the chemical signaling system in the body that regulates bodily functions. He chose this term to describe substances secreted by endocrine glands that travel through the bloodstream to target organs, stimulating them to action.