iodine
UK: ˈaɪədiːn | US: ˈaɪədaɪn
n. a nonmetallic chemical element (symbol I) essential for thyroid function, occurring as shiny purple-black crystals.
n. a solution of iodine used as an antiseptic.
iodine = iod<violet> + ine<chemical suffix>
- iod<violet>: From Greek iodes (ἰώδης), meaning "violet-colored," referring to the element’s vapor.
- ine<chemical suffix>: A suffix used in chemistry to name elements (e.g., chlorine, fluorine).
Etymology Origin:
The word "iodine" was coined in 1814 by French chemist Joseph Louis Gay-Lussac from the Greek iodes ("violet"), inspired by the violet hue of iodine vapor. The suffix -ine aligns with naming conventions for halogens (e.g., chlorine). The term reflects both the element’s visual property and its scientific classification.
Iodine is added to table salt to prevent deficiencies.
The doctor applied iodine to disinfect the wound.
Iodine deficiency can lead to thyroid disorders.
The lab stored iodine crystals in a dark glass bottle.
Seaweed is a natural source of dietary iodine.