: a median line
especially
: the median line or median plane of the body or some part of the body
Examples of midline in a Sentence
Recent Examples on the Web
Paramedian approach: The paramedian approach is similar to the midline approach in which the incision goes from the top of the abdomen to the bottom of the abdomen.
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David Hampton, Verywell Health, 1 Aug. 2024
Usually, the midline incision will curve around the umbilicus or belly button area.
—David Hampton, Verywell Health, 1 Aug. 2024
His brain had also shifted 4 millimeters from the midline.
—Ed Stannard, Hartford Courant, 4 Mar. 2024
The top has a V-neckline, three-quarter-length sleeves, and ruffle detailing along the collar and midline.
—Clara McMahon, Peoplemag, 9 May 2024
See all Example Sentences for midline 
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David Hampton, Verywell Health, 1 Aug. 2024
Usually, the midline incision will curve around the umbilicus or belly button area.
—David Hampton, Verywell Health, 1 Aug. 2024
His brain had also shifted 4 millimeters from the midline.
—Ed Stannard, Hartford Courant, 4 Mar. 2024
The top has a V-neckline, three-quarter-length sleeves, and ruffle detailing along the collar and midline.
—Clara McMahon, Peoplemag, 9 May 2024
See all Example Sentences for midline
Dictionary Entries Near midline
Cite this Entry
“Midline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/midline. Accessed 5 Nov. 2024.
Copy CitationKids Definition
midline
noun
mid·line
ˈmid-ˌlīn 
: a line through the middle of something
especially
: a line through a body or one of its parts that lies in a plane dividing it into halves that are mirror images of each other
Medical Definition
midline
noun
mid·line
ˈmid-ˌlīn, ˌmid-ˈlīn
: a median line
especially
: the median line or median plane of the body or some part of the body
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