Lexical Definition

‎מִישָׁאֵל‎ Mîyshâʼêl (mee-shaw-ale') Mishael N:N-M-P
from ‎מִי‎ and ‎אֵל‎ with the abbreviated form insep. relatively (see ‎אֲשֶׁר‎) interposed; who (is) what God (is) ?

Mishael.

1) the godly friend of Daniel who Nebuchadnezzar renamed Meshach; one of the three friends who with Daniel refused to make themselves unclean by eating food from the king's table which went against the dietary laws which God had given the Jews; also one of the three who were thrown into the fiery furnace for refusing to bow down to a graven image of Nebuchadnezzar and who were saved by the angel of the Lord
2) a son of Uzziel and a cousin of Moses and Aaron
3) one of those who stood at the left hand of Ezra when he read the law to the people

Usage: 2 forms in 2 verses
Form Translated As     In Verse(s)
מִֽישָׁאֵל֙ Mishael Lev.10.4
מִֽישָׁאֵ֥ל Mishael Exod.6.22

Brown-Driver-Briggs

Aramaic form: מִישָׁאֵל
‎מִישָׁאֵל‎ proper name, masculine (Who is what God is ? Ass. form., compare ‎׃מְתוּשָׁאֵל‎ note also in Thothmes' list of towns Bai-ti-š-°-ra, i.e probably ‎בֵּיתְשָׁאֵל‎, Hebrew ‎בֵּיתְאֵל‎ WMMAs.Eur.193): —

1. a cousin of Moses Exod 6:22; Lev 10:4 (P).

2. one of Daniel's companions Dan 1:5; Dan 1:7; Dan 1:11; Dan 1:19 + Dan 2:17 (Aramaic), elsewhere in with 2-3 called ‎מֵישַׁךְ‎ (Dan 1:7).

3. Neh 8:4.

Brown-Driver-Briggs References

Book Refs
Exodus 6:22
Leviticus 10:4
Nehemiah 8:4
Daniel 1:5 · 1:7 · 1:11 · 1:19 · 2:17