9-letter words starting with hydr
- hydracids — Plural form of hydracid.
- hydraemia — the state of having an excess of water in the blood.
- hydramide — (organic compound) One of a group of crystalline bodies produced by the action of ammonia on certain aldehydes.
- hydramine — an amine derived from a glycol in which one hydroxyl is replaced by an amino group.
- hydrangea — any shrub belonging to the genus Hydrangea, of the saxifrage family, several species of which are cultivated for their large, showy flower clusters of white, pink, or blue.
- hydranths — Plural form of hydranth.
- hydrastis — goldenseal (def 2).
- hydrating — Present participle of hydrate.
- hydration — any of a class of compounds containing chemically combined water. In the case of some hydrates, as washing soda, Na 2 CO 3 ⋅10H 2 O, the water is loosely held and is easily lost on heating; in others, as sulfuric acid, SO 3 ⋅H 2 O, or H 2 SO 4 , it is strongly held as water of constitution.
- hydraulic — operated by, moved by, or employing water or other liquids in motion.
- hydraulus — a pipe organ of ancient Greece and Rome using water pressure to maintain the air supply.
- hydrazide — (chemistry) any compound derived from an oxoacid by replacing the hydroxide group with -NHNH2 or derived forms -NRNR2.
- hydrazine — Also called diamine. a colorless, oily, fuming liquid, N 2 H 4 , that is a weak base in solution and forms a large number of salts resembling ammonium salts: used chiefly as a reducing agent and a jet-propulsion fuel.
- hydrazoic — noting or pertaining to hydrazoic acid; triazoic.
- hydrazone — any of a class of compounds containing the group >C=NNH 2 .
- hydriodic — of or derived from hydriodic acid.
- hydro-ski — a hydrofoil attached to a seaplane to aid in takeoffs and landings.
- hydrobomb — an aerial torpedo equipped with a rocket engine that propels it after the torpedo has entered the water.
- hydrocast — a process in which water is collected at various depths in a device with bottles clamped together, providing data on differing water characteristics.
- hydrocele — an accumulation of serous fluid, usually about the testis.
- hydrofoil — Naval Architecture. a surface form creating a thrust against water in a direction perpendicular to the plane approximated by the surface.
- hydrogels — Plural form of hydrogel.
- hydrogens — Plural form of hydrogen.
- hydrolant — an urgent warning of navigational dangers in the Atlantic Ocean, issued by the U.S. Navy Hydrographic Office.
- hydrolase — an enzyme that catalyzes hydrolysis.
- hydrolize — (intransitive) To undergo hydrolization.
- hydrology — the science dealing with the occurrence, circulation, distribution, and properties of the waters of the earth and its atmosphere.
- hydrolyse — Alternative spelling of hydrolyze.
- hydrolyte — a substance subjected to hydrolysis.
- hydrolyze — Break down (a compound) by chemical reaction with water.
- hydronaut — a person trained to work in deep-sea vessels for research and rescue purposes.
- hydronium — (inorganic chemistry) the hydrated hydrogen ion, H3O+.
- hydroptic — (formerly) edema.
- hydropult — a type of water pump or machine that expels water by means of hand power, as, for example, a fire extinguisher
- hydroseed — to sow (a field, lawn, etc.) with seed by distribution in a stream of water propelled through a hose.
- hydrosere — a sere originating in water.
- hydrosols — Plural form of hydrosol.
- hydrosoma — hydrosome.
- hydrosome — the entire body of a compound hydrozoan.
- hydrostat — an electrical device for detecting the presence of water, as from overflow or leakage.
- hydrovane — a vane on a seaplane conferring stability on water (a sponson) or facilitating take off (a hydrofoil)
- hydroxide — a chemical compound containing the hydroxyl group.
- hydrozoan — any freshwater or marine coelenterate of the class Hydrozoa, including free-swimming or attached types, as the hydra, in which one developmental stage, either the polyp or medusa, is absent, and colonial types, as the Portuguese man-of-war, in which both medusa and polyp stages are present in a single colony.
- hydrozoon — (zoology) One of the Hydrozoa.
On this page, we collect all 9-letter words starting with HYDR. It’s easy to find right word with a certain length. It is the easiest way to find 9-letter word that beginning with HYDR to use in Scrabble or Crossword puzzles.