Achras
— Noun
– English
～ tropical trees having papery leaves and large fruit
achromasia
— Noun
– English
～ unnatural lack of color in the skin (as from bruising or sickness or emotional distress)
achromaticity
— Noun
– English
～ the visual property of being without chromatic color
achromatin
— Noun
– English
～ the part of a cell nucleus that is relatively uncolored by stains or dyes
achromatism
— Noun
– English
～ the visual property of being without chromatic color
achromia
— Noun
– English
～ an absence of normal pigmentation especially in the skin (as in albinism) or in red blood cells
Achromycin
— Noun
– English
～ an antibiotic (trade name Achromycin) derived from microorganisms of the genus Streptomyces and used broadly to treat infections
achylia
— Noun
– English
～ absence of gastric juices (partial or complete)
acicula
— Noun
– English
～ a needlelike part or structure of a plant or animal or crystal; as a spine or bristle or crystal
acid
— Noun
– English
～ street name for lysergic acid diethylamide
acetylsalicylic acid
— Noun
– English
～ the acetylated derivative of salicylic acid; used as an analgesic anti-inflammatory drug (trade names Bayer, Empirin, and St. Joseph) usually taken in tablet form; used as an antipyretic; slows clotting of the blood by poisoning platelets
acetic acid
— Noun
– English
～ a colorless pungent liquid widely used in manufacturing plastics and pharmaceuticals
acid
— Noun
– English
～ any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt
acetoacetic acid
— Noun
– English
～ unstable acid found in abnormal amounts in the blood and urine in some cases of impaired metabolism (as diabetes mellitus or starvation)
acidemia
— Noun
– English
～ a blood disorder characterized by an increased concentration of hydrogen ions in the blood (which falls below 7 on the pH scale)
acidification
— Noun
– English
～ the process of becoming acid or being converted into an acid
acidimetry
— Noun
– English
～ volumetric analysis using standard solutions of acids to measure the amount of a base present