From BiblePortal Wikipedia

Vine's Expository Dictionary of NT Words [1]

1: Ἀλλαχόθεν (Strong'S #237 — Adverb — allachou — al-lakh-oth'-en )

connected with allos, "another," is used in  Mark 1:38 (RV only).

Webster's Dictionary [2]

(1): ( adv.) In some other place; in other places, indefinitely; as, it is reported in town and elsewhere.

(2): ( adv.) In any other place; as, these trees are not to be found elsewhere.