Noun
DOIL (plural DOILs)
Abbreviation of discharge(-driven) oxygen-iodine laser.
Synonyms: discharge-driven oxygen-iodine laser, discharge oxygen-iodine laser
Hypernyms: laser, OIL
Coordinate terms: COIL, EOIL, DSOG
He was preceded in death by three brothers, Doil, Kenneth and Everett Dye, and one sister, Pearl Pierson. Source: Internet