(chemistry) Alternative form of iodo-; used mainly before a vowel.

(seduction community) Initialism of indicator of disinterest.

(pharmacology) Alternative form of io-.

plural of IOD

A chemical element (symbol: I) with an atomic number of 53; one of the halogens. / An antiseptic incorporating the element. / (countable, uncountable, obsolete) An iodide.

(transitive) to treat with iodine.

(chemistry) The anion IO₃⁻; Any salt of iodic acid.

(transitive) To treat with iodine.

(inorganic chemistry) A binary compound of iodine and another element or radical.

(inorganic chemistry) a colourless gas with molecular formula HI, having a suffocating smell; it forms hydriodic acid when dissolved in water