anterior cruciate ligament

noun

: a cruciate ligament of each knee that attaches the front of the tibia with the back of the femur and functions especially to prevent hyperextension of the knee and is subject to injury especially by tearing

called also ACL

Examples of anterior cruciate ligament in a Sentence

Recent Examples on the Web
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Late in her career, Street suffered a broken left leg in a race that took place on Friday the 13th in Crans Montana, Switzerland, where Vonn sustained a ruptured anterior cruciate ligament in a fall at the end of January. Los Angeles Times, 11 Feb. 2026 This same principle applies to lower-body injuries such as ACL or anterior cruciate ligament injuries, such as Vonn’s. Dana Santas, CNN Money, 10 Feb. 2026 But, at the start of last season, the 18-year-old suffered a torn anterior cruciate ligament (ACL) in his left knee and an associated injury to his outer meniscus. Laia Cervelló Herrero, New York Times, 9 Feb. 2026 Lindsey Vonn will compete today, just nine days after completely rupturing the anterior cruciate ligament — the ligament that helps maintain knee stability — in a crash at her final downhill race before the Olympics. Andrew Greif, NBC news, 8 Feb. 2026 See All Example Sentences for anterior cruciate ligament

Word History

First Known Use

1914, in the meaning defined above

Time Traveler
The first known use of anterior cruciate ligament was in 1914

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Cite this Entry

“Anterior cruciate ligament.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/anterior%20cruciate%20ligament. Accessed 15 Feb. 2026.

Medical Definition

anterior cruciate ligament

noun
: a cruciate ligament of each knee that is attached in front to the more medial aspect of the tibia, that passes upward, backward, and laterally through the middle of the knee crossing the posterior cruciate ligament to attach to the femur, that functions to prevent hyperextension of the knee and to keep the tibia from sliding forward in relation to the femur, and that is subject to sports injury especially by tearing

called also ACL

Last Updated: - Updated example sentences
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