GNU Collaborative International Dictionary of English
Found one definition
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Asunder (>), adv. [Pref. a- + sunder.] Apart; separate from each other; into parts; in two; separately; into or in different pieces or places.
[1913 Webster]
I took my staff, even Beauty, and cut it asunder. Zech. xi. 10.
[1913 Webster]
As wide asunder as pole and pole. Froude.
[1913 Webster]