Median plane

Median plane
Median Me"di*an (m[=e]"d[i^]*an), a. [L. medianus, fr. medius middle. See {Medial}.] 1. Being in the middle; running through the middle; as, a median groove. [1913 Webster]

2. (Zo["o]l.) Situated in the middle; lying in a plane dividing a bilateral animal into right and left halves; -- said of unpaired organs and parts; as, median coverts. [1913 Webster]

{Median line}. (a) (Anat.) Any line in the mesial plane; specif., either of the lines in which the mesial plane meets the surface of the body. (b) (Geom.) The line drawn from an angle of a triangle to the middle of the opposite side; any line having the nature of a diameter.

{Median plane} (Anat.), the mesial plane.

{Median point} (Geom.), the point where the three median lines of a triangle mutually intersect. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • Median plane — Surface lines of the front of the thorax and abdomen …   Wikipedia

  • median plane — n MIDSAGITTAL PLANE * * * planum medianum …   Medical dictionary

  • median plane — noun : mesial plane * * * Anat. a vertical plane that divides an organism into symmetrical halves …   Useful english dictionary

  • median plane — Anat. a vertical plane that divides an organism into symmetrical halves. * * * …   Universalium

  • median plane — noun The only plane along which the human body is roughly symmetrical, running from the top to the bottom through navel, separating the left and the right hand …   Wiktionary

  • Median — Me di*an (m[=e] d[i^]*an), a. [L. medianus, fr. medius middle. See {Medial}.] 1. Being in the middle; running through the middle; as, a median groove. [1913 Webster] 2. (Zo[ o]l.) Situated in the middle; lying in a plane dividing a bilateral… …   The Collaborative International Dictionary of English

  • Median line — Median Me di*an (m[=e] d[i^]*an), a. [L. medianus, fr. medius middle. See {Medial}.] 1. Being in the middle; running through the middle; as, a median groove. [1913 Webster] 2. (Zo[ o]l.) Situated in the middle; lying in a plane dividing a… …   The Collaborative International Dictionary of English

  • Median point — Median Me di*an (m[=e] d[i^]*an), a. [L. medianus, fr. medius middle. See {Medial}.] 1. Being in the middle; running through the middle; as, a median groove. [1913 Webster] 2. (Zo[ o]l.) Situated in the middle; lying in a plane dividing a… …   The Collaborative International Dictionary of English

  • median — 1. Central; middle; lying in the midline. SYN: medianus. 2. The middle value in a set of measurements; like the mean, a measure of central tendency. [L. medianus, middle] * * * me·di·an mēd ē ən n 1) a medial part (as a vein or nerve) 2 a) a… …   Medical dictionary

  • median — 1. noun a) A central vein or nerve, especially the median vein or median nerve running through the forearm and arm. Why is not our jugular or throat veine as much at our command as the mediane ? b) The quantity or value at the midpoint of a set… …   Wiktionary

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