You searched for: “iodine
iodine
An essential element in the diet used by the thyroid gland to make thyroid hormones.
iodine (s) (noun) (no plural)
A chemical substance that is dark-coloured, often used for medicinal purposes and in photography: The pharmacist prepared an antiseptic solution, or tincture, of iodine to use on small cuts.
This entry is located in the following unit: Words of French origin (page 5)