“Migdol” From Boyd’s Bible Dictionary:
(tower). Place in Egypt (Ex. 14:2; Num. 33:7-8). Perhaps same in (Jer. 44:1; 46:14).
“Tower” From Boyd’s Bible Dictionary:
(shot up). Watchtowers, or fortified posts, were frequent on frontiers and exposed places (Gen. 35:21; 2 Chron. 26:10); around vineyards (Isa. 21:5,8,11; Matt. 21:33), and for the use of shepherds (Mic. 4:8). “Tower of Shechem” (Judg. 9:47), evidently a citadel or stronghold. Tower of Babel [BABEL]. “Tower of Siloam,” possibly an observatory (Luke 13:4).
“Migdol” From Concise Bible Dictionary:
Place near to which the Israelites crossed the Red Sea (Ex. 14:2; Num. 33:7). Apparently distinct from another Migdol in the north of Egypt (Jer. 44:1; Jer. 46:14). In Ezekiel 29:10, margin, “from Migdol to Syene” implies from north to south of Egypt.
“Tower” From Concise Bible Dictionary:
Often referred to in scripture as a place of security, and also as a place of defense, on which watchmen were stationed. There were such on the walls of Jerusalem (Psa. 48:12; Psa. 61:3; 2 Kings 9:17). The term is also used symbolically: “the name of Jehovah is a strong tower” (Prov. 18:10).
Strong’s Dictionary of Hebrew Words:
Meaning:
or Migdol {mig-dole'}; probably of Egyptian origin; Migdol, a place in Egypt
Jackson’s Dictionary of Scripture Proper Names:
a tower
Potts’ Bible Proper Names:
A tower; greatness:―a place in Egypt, Exod. 14:2. {Turris}