| ANHYDRITES | • anhydrites n. Plural of anhydrite. • ANHYDRITE n. an anhydrous sulphate of lime, differing from gypsum in not containing water (whence the name). |
| BOUNTYHEDS | • BOUNTYHED n. (Spenser) bounteousness. |
| DISHONESTY | • dishonesty n. (Uncountable) The characteristic or condition of being dishonest. • dishonesty n. (Countable) An act which is fraudulent or otherwise dishonest. • dishonesty n. (Uncountable, obsolete) Shamefulness, disgrace. |
| DYSTROPHIN | • dystrophin n. (Biochemistry) A cytoplasmic structural protein that is deficient in some forms of muscular dystrophy. • DYSTROPHIN n. a protein essential to normal muscle function, found to be lacking in muscular dystrophy sufferers. |
| ENDOPHYTES | • endophytes n. Plural of endophyte. • ENDOPHYTE n. an endoparasitic plant. |
| ENHYDRITES | • enhydrites n. Plural of enhydrite. • ENHYDRITE n. a mineral with fluid inclusions. |
| HOLYSTONED | • holystoned v. Simple past tense and past participle of holystone. • HOLYSTONE v. to scrape a deck with holystone. |
| 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. |
| HYDRONAUTS | • hydronauts n. Plural of hydronaut. • HYDRONAUT n. a person trained to work in an underwater vessel. |
| HYMNODISTS | • hymnodists n. Plural of hymnodist. • HYMNODIST n. a person who composes hymns, also HYMNIST. |
| HYPNOTISED | • hypnotised v. Simple past tense and past participle of hypnotise. • HYPNOTISE v. to put in a state of hypnosis, also HYPNOTIZE. |
| THYMIDINES | • thymidines n. Plural of thymidine. • THYMIDINE n. a nucleoside of thymine, found in DNA. |
| TYPHOIDINS | • typhoidins n. Plural of typhoidin. • TYPHOIDIN n. a culture of dead typhoid bacillus for injection into the skin as a test for typhoid fever. |
| WHYDUNNITS | • whydunnits n. Plural of whydunnit. • WHYDUNNIT n. a novel or film concerned with motives, as opposed to whodunnit, also WHYDUNIT. |
| WITHYWINDS | • withywinds n. Plural of withywind. • WITHYWIND n. (dialect) bindweed or other climbing plant, also WITHWIND. |