What does intrauterine mean?
Intrauterine is an adjective meaning within the uterus or relating to structures, conditions, or procedures inside the uterus. It is especially common in reproductive medicine and gynecology, where it distinguishes events or placements inside the uterine cavity from those occurring elsewhere. For example, an intrauterine pregnancy is one in which a fertilized egg has implanted in the uterus, while an intrauterine device is a contraceptive placed within the uterine cavity. The word’s prefix, “intra-,” means “within,” while “uterine” means “relating to the uterus.” Although it can occasionally occur in general writing, “intrauterine” is most natural in clinical, medical, and reproductive-health contexts. Its importance lies in making location medically precise, particularly when distinguishing an internal condition from one occurring outside the uterus.
adjectiveLocated, occurring, or taking place within the uterus. The term is used especially in medical and reproductive contexts.
- Located within or occurring inside the uterus.
- Relating to the uterus or to medical or reproductive conditions within it.
"The ultrasound confirmed an intrauterine pregnancy."
"The doctor inserted an intrauterine device as a form of contraception."
"An early ultrasound was used to determine whether the pregnancy was intrauterine."
From the first ultrasound to the use of an IUD, “intrauterine” is the medical shorthand for something happening inside the uterus.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does intrauterine come from?
“Intrauterine” was formed in English from the Latin prefix intra-, meaning “within” or “inside,” and the adjective “uterine,” from Latin uterinus, meaning “of or relating to the uterus.” “Uterus” itself comes from Latin uterus, the anatomical term for the womb. The combination therefore literally means “within the uterus.”
Related word forms
How intrauterine is actually used
This is primarily a medical term. It is more specific than “uterine,” which can refer to the uterus generally without necessarily indicating something occurring inside it.