📖 Definition & Meaning
Amenorrhea (noun)
Pronunciation: /ˌeɪ.məˈnɔː.ri.ə/ (AY-mə-NOR-ee-ə)
Meaning:
Amenorrhea is the absence of menstruation—when a person who’s biologically female does not have a period for three months or longer (if they normally menstruate monthly), or never begins menstruating by age 15.
🧠 Simple Explanation
Amenorrhea means no monthly bleeding. It can happen naturally (pregnancy, menopause) or because of health issues like stress, low body weight, or hormonal imbalances.
🛠️ Grammatical Formation
- Part of speech: Noun (uncountable)
- Plural: amenorrheas (rare)
- Adjective form: amenorrheic (“She has an amenorrheic cycle.”)
🔁 Synonyms
missed periods, absence of menstruation, menstrual cessation
🚫 Antonyms
menstruation, normal cycle, regular period
🔗 Related Terms
menstrual cycle, oligomenorrhea (infrequent periods), dysmenorrhea (painful periods), menopause, puberty, hormonal imbalance, polycystic ovary syndrome (PCOS)
⚖️ Word Comparisons & Prepositional Usage
- Amenorrhea vs. Menopause:
- Amenorrhea can occur at any age when periods stop; menopause is the natural end of menstruation, typically around ages 45–55.
- Amenorrhea vs. Oligomenorrhea:
- Amenorrhea: no periods; oligomenorrhea: infrequent or light periods.
- In amenorrhea: “In amenorrhea, bone density can decrease due to low estrogen.”
- With amenorrhea: “Athletes with amenorrhea often need nutritional support.”
- Because of amenorrhea: “Because of amenorrhea, she consulted her doctor.”
📌 Common Collocations
- primary amenorrhea (never started)
- secondary amenorrhea (stopped after starting)
- exercise‑induced amenorrhea
- stress‑related amenorrhea
- amenorrhea treatment
💬 Idiomatic Usage
Amenorrhea is a medical term and not used idiomatically in everyday English.
📖 Sample Sentences
- She was diagnosed with secondary amenorrhea after three missed cycles.
- High‑intensity training can lead to exercise‑induced amenorrhea.
- Primary amenorrhea is when a teenager shows no signs of menstruation by age 15.
- The doctor recommended blood tests to find the cause of her amenorrhea.
- Amenorrhea can be a symptom of polycystic ovary syndrome (PCOS).
❓ Connection to Sexuality
Amenorrhea itself is not a sexual condition but is related to reproductive health, which is part of overall sexual well‑being. Understanding and treating amenorrhea supports healthy hormone balance, fertility awareness, and body autonomy.
Sexopedia.co is an educational glossary of sexual- and gender‑related terms—helping you improve your English while deepening your understanding of identity, language, and self‑expression.