| ANHYDRIDES | • anhydrides n. Plural of anhydride. • ANHYDRIDE n. a compound derived from an acid by the removal of one or more molecules of water. |
| ANHYDRITES | • anhydrites n. Plural of anhydrite. • ANHYDRITE n. an anhydrous sulphate of lime, differing from gypsum in not containing water (whence the name). |
| DANDYISHLY | • dandyishly adv. In a dandyish manner. • DANDYISH adv. suggestive of a dandy. |
| DIACHYLONS | • diachylons n. Plural of diachylon. • DIACHYLON n. formerly a plaster of plant juices; now lead-plaster, also DIACHYLUM. |
| DISHARMONY | • disharmony n. The absence of harmony or concordance. • DISHARMONY n. lack of harmony. |
| DYSPHONIAS | • dysphonias n. Plural of dysphonia. • DYSPHONIA n. physical abnormality causing speech impediment. |
| HOLIDAYING | • holidaying v. Present participle of holiday. • HOLIDAY v. to take a vacation. |
| HYALINISED | • hyalinised v. Simple past tense and past participle of hyalinise. • HYALINISE v. of tissue, to change to a firm, glassy consistency, also HYALINIZE. |
| HYALINIZED | • hyalinized v. Simple past tense and past participle of hyalinize. • HYALINIZE v. of tissue, to change to a firm, glassy consistency, also HYALINISE. |
| HYDANTOINS | • hydantoins n. Plural of hydantoin. • HYDANTOIN n. a colourless odourless crystalline compound found in beet molasses and used in the manufacture of pharmaceuticals. |
| HYDRASTINE | • hydrastine n. (Organic chemistry) A natural alkaloid present in goldenseal. • HYDRASTINE n. a white poisonous alkaloid extracted from the roots of the goldenseal, which has been used in medicine to contract the uterus and arrest haemorrhage. |
| HYDRATIONS | • hydrations n. Plural of hydration. • HYDRATION n. the act of combining with water. |
| HYDRAZINES | • hydrazines n. Plural of hydrazine. • HYDRAZINE n. a colourless basic liquid made from sodium hypochlorite and ammonia, used chiefly as a rocket fuel. |
| HYDROMANIA | • hydromania n. A morbid craving for water. • hydromania n. A morbid propensity to suicide by drowning. • hydromania n. An intense attraction to water. (Can we add an example for this sense?) |
| HYMNODICAL | • HYMNODICAL adj. relating to a hymnody. |
| HYPODORIAN | • hypodorian adj. (Music) Describing a mode of church music represented by a major scale from A to D. • Hypodorian adj. Alternative form of hypodorian. • HYPODORIAN adj. relating to a mode in ancient Greek music. |
| HYPOLYDIAN | • hypolydian adj. (Music) Describing a mode of church music represented by a major scale from C to F. • HYPOLYDIAN adj. relating to a mode in ancient Greek music. |
| NYMPHALIDS | • nymphalids n. Plural of nymphalid. • NYMPHALID n. any butterfly of the family Nymphalidae. |
| RADIOPHONY | • radiophony n. (Dated) The use of the radiophone. • RADIOPHONY n. the art or practice of using the radiophone. |
| UNBIRTHDAY | • unbirthday n. A day that is not one’s birthday but is celebrated as though it were. • UNBIRTHDAY n. a day other than one's birthday. |