partition line

American  

noun

Heraldry.

1. a plain or figured edge between two adjacent areas of an escutcheon, between an ordinary and the field of an escutcheon, or between two adjacent ordinaries.

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Etymology

Origin of partition line

First recorded in 1710–20

Example Sentences

Under pressure of Mend�s' stubborn insistence on the 18th parallel as the partition line, Van Dong had moved from the 14th parallel to the 16th.

From Time Magazine Archive

Two hours later, 28 Vietnamese Skyraiders and 28 U.S. jets from Danang hit a regimental-sized barracks at Chaple, just north of the partition line.

From Time Magazine Archive

I think that there are better chances for the administrative autonomy that we proposed rather than trying to draw a partition line which just doesn't exist.

From Time Magazine Archive

The tube is filled to the partition line a, with tincture of litmus.

From The Cultivation of The Native Grape, and Manufacture of American Wines by Husmann, George

Notched with an angle like that inclosed by a carpenter's bevel; Ð said of a partition line of a shield.

From Webster's Unabridged Dictionary (2nd 100 Pages) by Webster, Noah