Boyd’s Bible Dictionary:
Anciently the whole peninsula of southwestern Europe, embracing Spain and Portugal; known to Greeks as Iberia and to Romans as Hispania
If identical with Tarshish, then known to Hebrews in Solomon’s time; certainly to Phoenicians. Known to Paul, who contemplated a visit to it (Rom. 15:24-28). Christianity early introduced there.
Concise Bible Dictionary:
The well-known country in Europe. It is mentioned in the New Testament only in relation to Paul’s purpose to visit it; but it is not known whether he went there between his first and second imprisonments or not (Rom. 15:24, 28).
Strong’s Dictionary of Greek Words:
Meaning:
probably of foreign origin; Spania, a region of Europe
Jackson’s Dictionary of Scripture Proper Names:
scarceness (?)
Potts’ Bible Proper Names:
Rabbit; rare; precious; land of rabbits:―a region of Europe, Rom. 15:24. {Cuniculus}