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Hyolithid

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• Hyoscine

  [hahy-uh-seen, -sin] /ˈhaɪ əˌsin, -sɪn/ noun, Pharmacology. 1. . /ˈhaɪəˌsiːn/ noun 1. another name for scopolamine hyoscine hy·o·scine (hī’ə-sēn’) n. See scopolamine.

• Hyoscyamine

  [hahy-uh-sahy-uh-meen, -min] /ˌhaɪ əˈsaɪ əˌmin, -mɪn/ noun, Pharmacology. 1. a poisonous alkaloid, C 17 H 23 NO 3 , obtained from henbane and other solanaceous plants, used as a sedative, analgesic, mydriatic, and antispasmodic. /ˌhaɪəˈsaɪəˌmiːn; -mɪn/ noun 1. a poisonous alkaloid occurring in henbane and related plants: an optically active isomer of atropine, used in […]

• Hyoscyamus

  [hahy-uh-sahy-uh-muh s] /ˌhaɪ əˈsaɪ ə məs/ noun 1. the dried leaves, with or without the tops, of the henbane, Hyoscyamus niger, containing the alkaloids and scopolamine, used in medicine. /ˌhaɪəˈsaɪəməs/ noun 1. any plant of the solanaceous genus Hyoscyamus, of Europe, Asia, and N Africa, including henbane

• Hyp

  [hip] /hɪp/ noun, Archaic. 1. . 1. variant of before a vowel: hypalgesia. 1. . 2. . 3. . prefix 1. a variant of hypo- hypabyssal abbreviation 1. hypotenuse 2. hypothetical hyp- pref. Variant of hypo-. 1. hypoxanthine 2. hydroxyproline 1. hypotenuse 2. hypothesis 3. hypothetical

• Hydroxyproline

  [hahy-drok-si-proh-leen, -lin] /haɪˈdrɒk sɪˈproʊ lin, -lɪn/ noun, Biochemistry. 1. a nutritionally nonessential amino acid, C 5 H 9 NO 3 , found chiefly in collagen. /haɪˌdrɒksɪˈprəʊliːn; -lɪn/ noun 1. an amino acid occurring in some proteins, esp collagen. Formula: (OH)C4H7N(COOH) hydroxyproline hy·drox·y·pro·line (hī-drŏk’sē-prō’lēn’) n. An amino acid produced during the hydrolysis of collagen.

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