| AIRSIDES | • airsides n. Plural of airside. • AIRSIDE n. restricted area of an airport. |
| DIARISES | • diarises v. Third-person singular simple present indicative form of diarise. • DIARISE v. to keep a diary, also DIARIZE. |
| DIARISTS | • diarists n. Plural of diarist. • DIARIST n. one who keeps a diary. |
| DIERESIS | • dieresis n. Alternative form of diaeresis. • DIERESIS n. (Greek) the separation of two vowels into two syllables. |
| DIORISMS | • diorisms n. Plural of diorism. • DIORISM n. a distinction, a definition. |
| DIURESIS | • diuresis n. (Biology, medicine) Excessive production of urine; polyuria. • diuresis n. (Biology, medicine) (more often) The physiologic process that produces such an increase. • diuresis n. (Biology, medicine) (most often) The administration of medications to encourage that process. |
| DIVISORS | • divisors n. Plural of divisor. • DIVISOR n. the number by which a dividend is divided. |
| HIDROSIS | • hidrosis n. (Physiology, medicine) The formation and excretion of sweat; sweating; perspiration; and (sometimes… • HIDROSIS n. abnormal perspiration. |
| INDRISES | • indrises n. Plural of indris. • INDRIS n. (Malagasy) a short-tailed lemur of Madagascar, also INDRI. |
| INSIDERS | • insiders n. Plural of insider. • INSIDER n. an accepted member of a group. |
| IODISERS | • iodisers n. Plural of iodiser. • IODISER n. one that iodizes, also IODIZER. |
| IRIDISES | • iridises v. Third-person singular simple present indicative form of iridise. • IRIDISE v. to make iridescent, also IRIDIZE. |
| SCIARIDS | • sciarids n. Plural of sciarid. • SCIARID n. a minute, dark-coloured, two-winged fly. |
| SCIURIDS | • sciurids n. Plural of sciurid. • SCIURID n. a member of the squirrel family, also SCIURINE, SCIUROID. |
| SILURIDS | • silurids n. Plural of silurid. • SILURID n. (Latin) any of a family of catfishes, also SILUROID. |
| SISTROID | • SISTROID adj. shaped like a sistrum, a kind of rattle. |