iodine
Iodine (noun) means a chemical element, symbol I, used in medicine, photography, and as a nutrient needed by the thyroid gland. Example: “Seaweed is naturally rich in iodine.”
How to use iodine
Learner’s notesIn plain EnglishA chemical element used as an antiseptic and essential for a healthy thyroid.
Word forms
iodined past tense, iodines plural, iodines singular
Fill the gap
Can you complete this real example?
Seaweed is naturally rich in _____.
Etymology
From French iode, from Ancient Greek ioeidēs, "violet-coloured," describing the purple vapour the element gives off when heated. Named by the chemist Humphry Davy in 1814.
Synonyms
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Rhymes for iodine
See all rhymes for iodine →Frequently asked questions
What does “iodine” mean?
The word “iodine” means a chemical element, symbol I, used in medicine, photography, and as a nutrient needed by the thyroid gland. In plain terms, a chemical element used as an antiseptic and essential for a healthy thyroid.
How do you pronounce “iodine”?
“Iodine” is pronounced EYE-uh-dyn (/ˈaɪ.əˌdaɪn in IPA).
How do you use “iodine” in a sentence?
Here is “iodine” used in a sentence: “Seaweed is naturally rich in iodine.”
What part of speech is “iodine”?
“Iodine” is a noun.
Where does the word “iodine” come from?
The word “iodine” dates back to around 1814 and comes from Ancient Greek. From French iode, from Ancient Greek ioeidēs, "violet-coloured," describing the purple vapour the element gives off when heated. Named by the chemist Humphry Davy in 1814.
Is “iodine” a common word?
“Iodine” is an uncommon word in modern English.