Iodine

/ˈaɪ.ə.din/

Meaning & Definition

noun
A chemical element with the symbol I and atomic number 53, known for its role in the synthesis of thyroid hormones and its use as a disinfectant.
Iodine is essential for the production of thyroid hormones in humans.
A dark, violet-black solid that sublimates to a violet gas at room temperature, used in various applications including antiseptics and in the preparation of iodinated contrast agents.
The laboratory used iodine to create a stain for the histological analysis.
A substance derived from the sea, often found in seaweed, that is necessary for proper metabolism.
People who live near the coast often get enough iodine from the seafood they consume.
Used in photography and other chemical processes.
The photographer used iodine in the development of the photos.
A tincture of iodine, used as an antiseptic.
I applied iodine to my cut to prevent infection.

Etymology

From French 'iode', from Ancient Greek 'ἰώδης' (iōdēs), meaning 'violet color'.

Common Phrases and Expressions

iodine solution
A solution containing iodine, often used as an antiseptic.
iodine deficiency
A condition resulting from insufficient iodine in the diet, leading to thyroid problems.
iodine tincture
A topical antiseptic made from iodine dissolved in alcohol.

Related Words

iodide
A compound containing iodine, especially in which it is in the form of a salt.
thyroid
A gland that produces hormones regulating metabolism, growth, and development.

Slang Meanings

Jodester
Call him the 'Jodester' when he starts talking about supplements.
Iodine bomb
He's like an iodine bomb when he shows up and starts sharing health tips.