| HYD | an aqueous solution of hydrogen chloride |
|---|---|
| HYD | a complex consisting of an organic base in association with hydrogen chloride |
| HYD | a diuretic drug (trade name Esidrix and HydroDIURIL) used in the treatment of hypertension |
| HYD | capybara |
| HYD | a genus of Hydrochoeridae |
| HYD | pig-sized tailless South American amphibious rodent with partly webbed feet |
| HYD | a substance that forms a gel with water |
| HYD | an adrenal-cortex hormone (trade names Hydrocortone or Cortef) that is active in carbohydrate and protein metabolism |
| HYD | an adrenal-cortex hormone (trade names Hydrocortone or Cortef) that is active in carbohydrate and protein metabolism |
| HYD | the process whereby hydrocarbon molecules of petroleum are broken down into kerosene and gasolene by the addition of hydrogen under high pressure in the presence of a catalyst |
| HYD | a weak poisonous acid (HCN) used in fumigating and in synthesis of organic compounds |
| HYD | a genus of the family Dugongidae comprising only Steller's sea cow |