intrauterine device


Definition of intrauterine device

: a device inserted into and left in the uterus to prevent effective conception

called also intrauterine contraceptive device, IUD

Examples of intrauterine device in a Sentence

Recent Examples on the Web

Paragard is a copper intrauterine device (IUD) that can also be used as an emergency contraceptive. Natasha Lavender, SELF, "7 Myths About Emergency Contraception You Should Stop Believing," 8 Apr. 2019 Its data shows the number of unintended pregnancies decreased from 51% in 2008 to 45% between 2011 and 2013, noting that more women using contraception and more effective forms of contraception like intrauterine devices, might be factors. Alia E. Dastagir, USA TODAY, "The 'messy and complicated' story of America's shrinking abortion rate: Should we celebrate, or worry?," 13 June 2019 While hormonal IUDs can be great for many reasons, ParaGard, which is recommended for up to 10 years, smokes other intrauterine devices in the longevity department. Korin Miller, SELF, "When Is It OK to Get Your IUD Removed?," 12 Mar. 2019 Conversations about contraception often center around the pill or intrauterine devices. Korin Miller, SELF, "14 Things You Should Know Before Using the Vaginal Ring," 2 Aug. 2018 By comparison, condoms have an 18-percent failure rate, the pill has a nine-percent failure rate, and various intrauterine devices (IUDs) have failure rates of less than one percent, according to the Centers for Disease Control and Prevention (PDF). Beth Mole, Ars Technica, "“Natural” birth-control app dogged by unwanted pregnancies gets FDA approval," 15 Aug. 2018 Now is the time to get an intrauterine device (IUD) implanted ASAP, says the Internet., "Rushing To Get An IUD? Don't Forget This Important Factor," 11 July 2018 Also, as the number of females using birth control, such as the pill or intrauterine devices goes up, the number of people who use condoms may decrease, putting more people at risk of contracting an STI. Kate Magill, Columbia Flier, "Howard looks at new ways to talk to teens about safe sex," 21 May 2018 Brooke Hamel, 19, recently went to get an intrauterine device inserted by a doctor recommended by her sister. Los Angeles Times,, "Male doctors are disappearing from gynecology. Not everybody is thrilled about it," 27 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'intrauterine device.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of intrauterine device

1964, in the meaning defined above

Keep scrolling for more

Learn More about intrauterine device

Statistics for intrauterine device

Last Updated

29 Jul 2019

Look-up Popularity

Time Traveler for intrauterine device

The first known use of intrauterine device was in 1964

See more words from the same year

Keep scrolling for more

More Definitions for intrauterine device

intrauterine device


English Language Learners Definition of intrauterine device

medical : a device that is inserted in the uterus and left there to prevent pregnancy

intrauterine device


Medical Definition of intrauterine device

: a usually T-shaped, plastic device that is inserted into and left in the uterus for an extended time (as five years) to prevent effective conception

Note: The intrauterine device typically contains a progestin (as levonorgestrel) or has copper wire wound around the arms and vertical stem of the "T."

called also IUCD, IUD

More from Merriam-Webster on intrauterine device

Spanish Central: Translation of intrauterine device Encyclopedia article about intrauterine device

Comments on intrauterine device

What made you want to look up intrauterine device? Please tell us where you read or heard it (including the quote, if possible).


a wrong name or inappropriate designation

Get Word of the Day daily email!

Test Your Vocabulary

Summer 2019 Words of the Day Quiz

  • a-bowl-of-peach-sorbet-with-cut-peaches-next-to-it
  • Which is a synonym of desideratum?
Spell It

Can you spell these 10 commonly misspelled words?


Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!