Easton's Bible Dictionary (1897)
A province of Asia Minor, stretching along the southern coast of the Euxine Sea, corresponding nearly to the modern province of Trebizond. In the time of the apostles it was a Roman province. Strangers from this province were at Jerusalem at Pentecost (Acts 2:9), and to “strangers scattered throughout Pontus,” among others, Peter addresses his first epistle (1 Pet. 1:1). It was evidently the resort of many Jews of the Dispersion. Aquila was a native of Pontus (Acts 18:2).
Smith's Bible Dictionary (1863)
a large district in the north of Asia Minor, extending along the coast of the Pontus Euxinus Sea (Pontus), from which circumstance the name was derived. It corresponds nearly to the modern Trebizond. It is three times mentioned in the New Testament— (Acts 2:9; 18:2; 1 Peter 1:1) All these passages agree in showing that there were many Jewish residents in the district. As to the annals of Pontus, the one brilliant passage of its history is the life of the great Mithridates. Under Nero the whole region was made of Roman province, bearing the name of Pontus.
D. 1461, and is still under their dominion.
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
PON'TUS (the sea), the north-eastern province of Asia Minor, bordering on the Euxine Sea. Under the Romans the name comprised the whole district from the river Halys on the west, separating it from Bithynia, to Colchis and Armenia on the east; it was separated on the south from Cappadocia by lofty mountains. c. 66, after a long struggle, and was brought under the Roman yoke. The western portion of the empire of Mithridates was united partly with Bithynia and partly with Galatia, but for a long period the region properly called Pontus remained under the government of independent chieftains.
It was really made a province under Nero before Paul's death. , who married Bernice, great granddaughter of Herod the Great and sister of Herod Agrippa, Acts 25:13, was its last king. This marriage of a Jewess with the king must have had an influence upon the Jewish population of Pontus, of whom some representatives were in Jerusalem on the day of Pentecost. Acts 2:9. " 1 Pet 1:1. d. 1461, and remained under their dominion. It corresponds nearly with the modern province of Trebizond, which came into some prominence during the Russo-Turkish war in 1877-78.
The country contains valuable mineral deposits, extensive forests, and some fertile districts.
Hitchcock's Bible Names (1869)
the sea