The name Adah in the Bible
As wife of Lamech the First, Adah is the second woman named in the Bible. The first woman to be named in the Old Testament is Eve. In Genesis 36:2 we find another Adah, namely one of two Canaanite wives of Esau.
Etymology of the name Adah
The Hebrew word עדה is quite common and there is no way to be sure which of the many meanings of this word this name was made from. According to various transliterations that history preserved for us, the name Adah sounds more or less like the first two of the following words that are spelled identical to our name:
In merry unison, NOBSE Study Bible Name List, BDB Theological Dictionary and Jones' Dictionary of Old Testament Proper Names take the name from the second adah and read Ornament.