15-letter words starting with hy
- hyaluronic acid — a mucopolysaccharide serving as a viscous medium in the tissues of the body and as a lubricant in joints.
- hybrid antibody — a synthetic antibody that is able to combine with two different antigens
- hybrid computer — a computer system containing both analog and digital hardware.
- hydraulic brake — a brake operated by fluid pressures in cylinders and connecting tubular lines.
- hydraulic fluid — a fluid, usually of low viscosity, as oil, used in a hydraulic system.
- hydraulic motor — a motor that converts the kinetic or potential energy of a fluid into mechanical energy.
- hydraulic press — a machine permitting a small force applied to a small piston to produce, through fluid pressure, a large force on a large piston.
- hydrobiological — of or relating to hydrobiology
- hydrodynamicist — a specialist in hydrodynamics.
- hydrofracturing — a process in which fractures in rocks below the earth's surface are opened and widened by injecting chemicals and liquids at high pressure: used especially to extract natural gas or oil.
- hydrogen iodide — a colorless gas, HI, having a suffocating odor: the anhydride of hydriodic acid.
- hydromechanical — Of or pertaining to hydromechanics.
- hydrometallurgy — the technique or process of extracting metals at ordinary temperatures by leaching ore with liquid solvents.
- hydropathically — in a hydropathic manner; in a manner relating to hydropathy
- hydrostatically — In a hydrostatic manner.
- hydrosulphurous — relating to or derived from hydrosulphurous acid
- hydroxonium ion — a positive ion, H3O+, formed by the attachment of a proton to a water molecule: occurs in solutions of acids and behaves like a hydrogen ion
- hydroxybutyrate — (chemistry) any salt or ester of hydroxybutyric acid, but especially of gamma-hydroxybutyric acid.
- hydroxycoumarin — (organic compound) Any of several isomeric hydroxy derivatives of coumarin, some of which are the basis of pharmaceuticals.
- hydroxylapatite — Alternative spelling of hydroxyapatite.
- hyetometrograph — an instrument used to record rainfall
- hygroscopically — In a hygroscopic way.
- hype-carbonated — (of a product or service) overvalued as a result of relentless marketing and PR or intensive media exposure
- hyper-emotional — pertaining to or involving emotion or the emotions.
- hyper-energetic — possessing or exhibiting energy, especially in abundance; vigorous: an energetic leader.
- hyperactivation — (biology) A form of sperm motility associated with active beating of the flagellum.
- hyperactiveness — The state or quality of being hyperactive.
- hyperadrenalism — a glandular disorder caused by the overactivity of the adrenal glands and often resulting in obesity
- hyperaggressive — characterized by or tending toward unprovoked offensives, attacks, invasions, or the like; militantly forward or menacing: aggressive acts against a neighboring country.
- hyperanakinesia — abnormally active mechanical movement, especially of the stomach or intestine.
- hyperbolic sine — one of a group of functions of an angle expressed as a relationship between the distances of a point on a hyperbola to the origin and to the coordinate axes; sinh
- hypercalcinuria — Condition of high levels of calcium in the urine as caused by high levels of bone resorption seen in osteoporosis or hyperthyroidism.
- hypercatabolism — an abnormally high metabolic breakdown of a substance or tissue which leads to weight loss and physical deterioration
- hypercatalectic — (of a line of verse) containing an additional syllable after the last dipody or foot. Compare acatalectic (def 2), catalectic.
- hypercoagulable — related to excessive coagulation of the blood or blood clots
- hypercorrection — the substitution, in an inappropriate context, of a pronunciation, grammatical form, or usage thought by the speaker or writer to be appropriate, resulting usually from overgeneralizing in an effort to replace seemingly incorrect forms with correct ones, as the substitution of between you and I for between you and me, by analogy with you and I as the subject of a sentence.
- hypercritically — In a hypercritical manner.
- hyperdemocratic — pertaining to or of the nature of democracy or a democracy.
- hyperexcitement — excessive or extreme excitement
- hyperextensible — Capable of being stretched and extended.
- hyperfastidious — extremely or excessively fastidious
- hyperfemininity — the quality of being feminine; womanliness.
- hyperfunctional — of or relating to a function or functions: functional difficulties in the administration.
- hypergalactosis — an abnormally large secretion of milk.
- hyperinsulinism — excessive insulin in the blood, resulting in hypoglycemia.
- hyperinvolution — a decrease in the size of an organ following enlargement, usually used to describe the shrinking of the uterus after childbirth
- hyperlipidaemia — Alternative spelling of hyperlipidemia.
- hyperlipoidemia — An abnormally high level of lipoids in the blood.
- hypermetabolism — Biology, Physiology. the sum of the physical and chemical processes in an organism by which its material substance is produced, maintained, and destroyed, and by which energy is made available. Compare anabolism, catabolism.
- hypermutability — liable or subject to change or alteration.
On this page, we collect all 15-letter words starting with HY. It’s easy to find right word with a certain length. It is the easiest way to find 15-letter word that beginning with HY to use in Scrabble or Crossword puzzles.