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767 Nouns That Contain HY

Part of Speech:
Word Definitions Synonyms
abiotrophy (noun) a loss of vitality and a degeneration of cells and tissues not due to any apparent injury
acetaldehyde (noun) a colorless volatile water-soluble liquid aldehyde used chiefly in the manufacture of acetic acid and perfumes and drugs Synonyms: ethanal
achlorhydria (noun) an abnormal deficiency or absence of free hydrochloric acid in the gastric juice; often associated with severe anemias and cancer of the stomach
achylia (noun) absence of gastric juices (partial or complete) Synonyms: achylia gastrica
adenohypophysis (noun) the anterior lobe of the pituitary body; primarily glandular in nature Synonyms: anterior pituitary, anterior pituitary gland
adenopathy (noun) a glandular disease or enlargement of glandular tissue (especially of the lymph glands)
adoxography (noun) fine writing in praise of trivial or base subjects
aerophyte (noun) plant that derives moisture and nutrients from the air and rain; usually grows on another plant but not parasitic on it Synonyms: air plant, epiphyte, epiphytic plant
aeschynanthus (noun) a plant of the genus Aeschynanthus having somewhat red or orange flowers and seeds having distinctive hairs at base and apex
aldehyde (noun) any of a class of highly reactive chemical compounds; used in making resins and dyes and organic acids
allopathy (noun) the usual method of treating disease with remedies that produce effects differing from those produced by the disease itself
amethyst (noun) a transparent purple variety of quartz; used as a gemstone
aminophylline (noun) a theophylline derivative that is used as a bronchodilator in the treatment of bronchial asthma, emphysema, and bronchitis
amyotrophy (noun) progressive wasting of muscle tissues Synonyms: amyotrophia
anaglyphy (noun) the process of producing pictures in contrasting colors that appear three-dimensional when superimposed and viewed through spectacles with one red and one green lens
anaphylaxis (noun) hypersensitivity reaction to the ingestion or injection of a substance (a protein or drug) resulting from prior contact with a substance
anarchy (noun) a state of lawlessness and disorder (usually resulting from a failure of government) Synonyms: lawlessness
anchylosis (noun) abnormal adhesion and rigidity of the bones of a joint Synonyms: ankylosis
anemography (noun) recording anemometrical measurements
anesthyl (noun) a mixture of methyl and ethyl chloride; sprayed on as a local anesthetic
angiography (noun) roentgenographic examination of blood vessels after injection of a radiopaque contrast medium; produces an angiogram
angiopathy (noun) any disease of the blood vessels or lymph ducts
anhydride (noun) a compound formed from one or more other compounds in a reaction resulting in removal of water
anhydrosis (noun) failure of the sweat glands Synonyms: anhidrosis
anorthography (noun) a loss of the ability to write or to express thoughts in writing because of a brain lesion Synonyms: agraphia, logagraphia
anthophyllite (noun) a dark brown mineral of the amphibole group; magnesium iron silicate
anthroposophy (noun) a system of beliefs and practices based on the philosophy of Rudolf Steiner; it claims to integrate the practical and psychological in child-centered education
antiarrhythmic (noun) a drug used to treat an abnormal heart rhythm Synonyms: antiarrhythmic drug, antiarrhythmic medication
antihypertensive (noun) a drug that reduces high blood pressure Synonyms: antihypertensive drug
antipathy (noun) the object of a feeling of intense aversion; something to be avoided
(noun) a feeling of intense dislike Synonyms: aversion, distaste
apathy (noun) the trait of lacking enthusiasm for or interest in things generally Synonyms: indifference, numbness, spiritlessness
(noun) an absence of emotion or enthusiasm
apophysis (noun) (anatomy) a natural outgrowth or projection on an organ or body part such as the process of a vertebra
(noun) (botany) a natural swelling or enlargement: at the base of the stalk or seta in certain mosses or on the cone scale of certain conifers
archduchy (noun) the domain controlled by an archduke or archduchess
arrhythmia (noun) an abnormal rate of muscle contractions in the heart Synonyms: cardiac arrhythmia
arteriography (noun) roentgenographic examination of arteries
arthrography (noun) roentgenographic examination of a joint after injection of radiopaque contrast medium; produces an arthrogram
arthropathy (noun) a pathology or abnormality of a joint
asphyxia (noun) a condition in which insufficient or no oxygen and carbon dioxide are exchanged on a ventilatory basis; caused by choking or drowning or electric shock or poison gas
asphyxiation (noun) killing by depriving of oxygen Synonyms: suffocation
(noun) the condition of being deprived of oxygen (as by having breathing stopped) Synonyms: suffocation
asphyxiator (noun) a manually operated device for extinguishing small fires Synonyms: extinguisher, fire extinguisher
astrophysicist (noun) an astronomer who studies the physical properties of celestial bodies
astrophysics (noun) the branch of astronomy concerned with the physical and chemical properties of celestial bodies
atrophy (noun) any weakening or degeneration (especially through lack of use) Synonyms: withering
(noun) a decrease in size of an organ caused by disease or disuse Synonyms: wasting, wasting away
autarchy (noun) a political system governed by a single individual Synonyms: autocracy
(noun) economic independence as a national policy Synonyms: autarky
autobiography (noun) a biography of yourself
autophyte (noun) plant capable of synthesizing its own food from simple organic substances Synonyms: autophytic plant, autotroph, autotrophic organism
autoradiography (noun) producing a radiograph by means of the radiation emitted from the specimen being photographed
bacteriochlorophyll (noun) a substance in photosensitive bacteria that is related to but different from chlorophyll of higher plants
bathymeter (noun) an instrument that measures the depth of water Synonyms: bathometer
bathymetry (noun) measuring the depths of the oceans Synonyms: plumbing
bathyscape (noun) navigable deep diving vessel for underwater exploration Synonyms: bathyscaph, bathyscaphe
bathyscaph (noun) navigable deep diving vessel for underwater exploration Synonyms: bathyscape, bathyscaphe
bathyscaphe (noun) navigable deep diving vessel for underwater exploration Synonyms: bathyscape, bathyscaph
bathysphere (noun) spherical deep diving apparatus (lowered by a cable) for underwater exploration
bibliography (noun) a list of writings with time and place of publication (such as the writings of a single author or the works referred to in preparing a document etc.)
biogeography (noun) dealing with the geographical distribution of animals and plants
biography (noun) an account of the series of events making up a person's life Synonyms: life, life history, life story
biophysicist (noun) a physicist who applies the methods of physics to biology
biophysics (noun) physics as applied to biological problems
bolshy (noun) emotionally charged terms used to refer to extreme radicals or revolutionaries Synonyms: Bolshevik, bolshie, Marxist, red
brachycephalic (noun) an adult with a short broad head
brachycephalism (noun) the quality of being brachycephalic Synonyms: brachycephaly
brachycephaly (noun) the quality of being brachycephalic Synonyms: brachycephalism
brachydactylia (noun) abnormal shortness of fingers and toes Synonyms: brachydactyly
brachydactyly (noun) abnormal shortness of fingers and toes Synonyms: brachydactylia
brachyuran (noun) typical crabs
bryophyte (noun) any of numerous plants of the division Bryophyta Synonyms: nonvascular plant
cacography (noun) poor handwriting Synonyms: scratch, scrawl, scribble
calligraphy (noun) beautiful handwriting Synonyms: chirography, penmanship
campeachy (noun) spiny shrub or small tree of Central America and West Indies having bipinnate leaves and racemes of small bright yellow flowers and yielding a hard brown or brownish-red heartwood used in preparing a black dye Synonyms: bloodwood tree, Haematoxylum campechianum, logwood, logwood tree
carbohydrate (noun) an essential structural component of living cells and source of energy for animals; includes simple sugars with small molecules as well as macromolecular substances; are classified according to the number of monosaccharide groups they contain Synonyms: saccharide, sugar
cardiography (noun) diagnostic procedure consisting of recording the activity of the heart electronically with a cardiograph (and producing a cardiogram) Synonyms: electrocardiography
cardiomyopathy (noun) a disorder (usually of unknown origin) of the heart muscle (myocardium) Synonyms: myocardiopathy
cardiopathy (noun) a disease of the heart Synonyms: heart disease
cartography (noun) the making of maps and charts Synonyms: mapmaking
cataphyll (noun) a reduced or scarcely developed leaf at the start of a plant's life (i.e., cotyledons) or in the early stages of leaf development
catathymia (noun) A state in which mental processes are under the control of the emotions.
cerography (noun) the art of engraving on a waxed plate on which a printing surface is created by electrotyping.
chirography (noun) beautiful handwriting Synonyms: calligraphy, penmanship
chlorenchyma (noun) parenchyma whose cells contain chloroplasts
chlorophyl (noun) any of a group of green pigments found in photosynthetic organisms; there are four naturally occurring forms Synonyms: chlorophyll
chlorophyll (noun) any of a group of green pigments found in photosynthetic organisms; there are four naturally occurring forms Synonyms: chlorophyl
chlorophyte (noun) algae that are clear green in color; often growing on wet ricks or damp wood or the surface of stagnant water Synonyms: green algae
cholangiography (noun) roentgenographic examination of the bile ducts after a contrast medium has been injected
chondrodystrophy (noun) an inherited skeletal disorder beginning before birth; cartilage is converted to bone resulting in dwarfism Synonyms: achondroplasia, achondroplasty, osteosclerosis congenita
choreography (noun) a show involving artistic dancing Synonyms: stage dancing
(noun) the representation of dancing by symbols as music is represented by notes
(noun) a notation used by choreographers
chrestomathy (noun) a selection of passages from different authors that is compiled as an aid in learning a language
chromatography (noun) a process used for separating mixtures by virtue of differences in absorbency
chromolithography (noun) single- or multi-color lithography
churchyard (noun) the yard associated with a church Synonyms: God's acre
chyle (noun) a milky fluid consisting of lymph and emulsified fats; formed in the small intestine during digestion of ingested fats
chyloderma (noun) swelling of the scrotum resulting from chronic lymphatic obstruction Synonyms: elephantiasis scroti
chylomicron (noun) a microscopic particle of triglycerides produced in the intestines during digestion; in the bloodstream they release their fatty acids into the blood
chyme (noun) a semiliquid mass of partially digested food that passes from the stomach through the pyloric sphincter into the duodenum
chymosin (noun) an enzyme that occurs in gastric juice; causes milk to coagulate Synonyms: rennin
cinematography (noun) the act of making a film Synonyms: filming, motion-picture photography
cladophyll (noun) a flattened stem resembling and functioning as a leaf Synonyms: cladode, phylloclad, phylloclade
coelophysis (noun) one of the oldest known dinosaurs; late Triassic; cannibalistic
cosmography (noun) a representation of the earth or the heavens
(noun) the science that maps the general features of the universe; describes both heaven and earth (but without encroaching on geography or astronomy)
cryopathy (noun) destruction of tissue by freezing and characterized by tingling, blistering and possibly gangrene Synonyms: frostbite

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