n.
Pronunciation: ' ī - ə - ˌ d ī n, -d ə n, - ˌ d ē n
Function: noun
Usage: often attrib
Etymology: French iode, from Greek ioeid ē s violet colored, from ion violet
Date: 1814
1 : a nonmetallic halogen element obtained usually as heavy shining blackish-gray crystals and used especially in medicine, photography, and analysis ― see ELEMENT table
2 : a tincture of iodine used especially as a topical antiseptic