midline

noun

mid·​line ˈmid-ˌlīn 

-ˈlīn

: 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

That means that sometimes the moon will pass in front of the Earth slightly above or below the planet’s midline, allowing some solar light to reach a portion of the lunar surface. —Jeffrey Kluger, TIME, 11 Mar. 2025

Your anchor is usually somewhere in the body, Star says, like the soles of your feet or the midline of your body. —Carolyn L. Todd, SELF, 6 Mar. 2025

All diffuse midline gliomas are categorized as Stage 4. —Cara Lynn Shultz, People.com, 11 Feb. 2025

Research shows that crossing your arms over your body’s midline reduces the intensity of pain by altering how the brain processes sensory information. —Mark Travers, Forbes, 7 Jan. 2025

Word History

First Known Use

14th century, in the meaning defined above

Rhymes for midline

• affine
• airline
• align
• aline
• assign
• baseline
• beamline
• benign
• bloodline
• bovine
• byline
• canine

Kids 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