ˈiodous, a.
[f. iod- + -ous: cf. F. iodeux.]
1. Chem. Applied to compounds containing iodine in greater proportion to oxygen than those called iodic; e.g. a hypothetical iodous acid, HIO2.
Compounds with a still greater proportion of iodine are termed hypo-iodous, as a supposed hypo-iodous acid, HIO (Watts Dict. Chem. 1882, III. 297).
| 1826 Henry Elem. Chem. I. 225 Iodous Acid. 1881 Watts Dict. Chem. VIII. 1095 Iodine trioxide or Iodous Oxide, I2O3, is formed, together with the pentoxide, which is the ultimate product, by the action of ozone on iodine. |
2. Having the quality of, or resembling, iodine.