SUN'DER,
1. To part to separate to divide to disunite in almost any manner, either by rending, cutting, or breaking as, to sunder a rope or cord to sunder a limb or joint to sunder friends, or the ties of friendship. The executioner sunders the head from the body at a stroke. A mountain may be sundered by an earthquake.
Bring me lightning, give me thunder
--Jove may kill, but ne'er shall sunder.
2. To expose to the sun. Provincial in England.
SUN'DER, n. In sunder, in tow.
He cutteth the spear in sunder. Psalms 46