Skip to content A B C D E F G H I J K L M N O P Q R S T U V W X Y Z acidhead A person who uses the hallucinogenic drug LSD. acidic Of or relating to acid; having the character of an acid. acidically In an acidic manner. acidiferous Containing or yielding an acid. acidifiable Capable of being acidified, or converted into an acid. acidifiant Any acidifying agent. acidific acidic acidification The act or process of making something sour (acidifying), or changing into an acid. acidifier A simple or compound principle, whose presence is necessary to produce acidity, as oxygen, chlorine, bromine, iodine, etc. acidify To make something (more) acidic or sour; to convert into an acid. acidimeter An instrument for ascertaining the strength of acids. acidimetric Describing a titration in which the titrant is an acid. acidimetrically By means of, or in terms of, acidimetry. acidimetry The measurement of the strength of acids, especially by a chemical process based on the law of chemical combinations, or the fact that, to produce a complete reaction, a certain definite weight of reagent is required. acidity The quality or state of being acid. acidization The process of acidizing. acidize To impregnate with acid; acidify. acidizer One who treats blocked oil or gas wells with acid. acidless Without acid. acidlessness Absence of acid. acidlike Resembling or characteristic of an acid; acidic. acidly sourly; tartly acidness acidity, sourness acidobacterial Relating to the Acidobacteria. acidobacterium Any acidophilic bacteria of the genus Acidobacterium, the family Acidobacteriaceae, or the phylum Acidobacteria, which engage in non-oxygenic photosynthesis. acidobiont Any organism that lives in an acidic environment acidobiontic Relating to, or characteristic of acidobionts acidocalcisomal Relating to acidocalcisomes acidocalcisome An organelle, rich in both calcium and pyrophosphate, that appears to have a function in osmoregulation. acidochromic Relating to, or exhibiting acidochromism acidochromism A change in colour as the environment changes in acidity acidocin Any of a class of bacteriocins produced by Lactobacillus acidophilus. acidocyte eosinophilic leukocyte acidogen Any acidogenic organism acidogenesis The biochemical formation of acids acidogenic Which generates acid or acidity. acidogenicity The condition or extent of being acidogenic acidoglycoprotein A glycoprotein that has a free, terminal carboxylic acid group acidoid Potentially acidic acidol A commercial mixture of naphthenic acids. acidolysis Decomposition of a molecule under the influence of an acid. acidometer A hydrometer, especially one that is used to measure the strength of an acid. acidomucin acidic mucin (observed in some dietary conditions) acidopathy A pathological accumulation of an acid in the body system. acidopeptic Relating to digestion by acid rather than by enzymes acidophil An eosinophil; a white blood cell responsible for combating infection by parasites in the body. acidophile An organism that lives and thrives under acidic conditions; a form of extremophile. acidophilia affinity for acidic conditions acidophilic Thriving under acidic conditions; relating to or being an acidophile. acidophilicity The quality of being acidophilic acidophilous That thrives in an acidic environment acidophilus Lactobacillus acidophilus, one of the bacteria commonly used in fermenting yogurt acidophyte Any plant that thrives in an acidic environment acidophytic Relating to acidophytes acidopore A conical structure with a small terminal opening, at the posterior end of an ant’s gaster through which it sprays formic acid and associated hydrocarbons, collectively comprising the venom. This structure is unique to, but characteristic of all members of the ant subfamily Formicinae. acidoproteolyte A proteolytic bacterium that operates in an acidic medium (such as milk / cheese) acidoproteolytic Relating to acidoproteolytes acidosis An abnormally increased acidity of the blood. acidosome A vesicle, in some protozoans, that is involved in the acidification of phagocytes. acidostability Chemical stability in the presence of acid acidostabilization stabilization to the presence of acid acidostable Chemically stable in the presence of acid acidosteophyte A sharp or needle-shaped osteophyte. acidothermophile Synonym of thermoacidophile. acidothermophilic Synonym of thermoacidophilic. acidotic Having depressed alkalinity of blood or tissue. acidotically In an acidotic way. acidotolerant Able to tolerate an acidic environment acidotoxicity toxicity due to the presence of acid acidotrophic That feeds in an acidic environment. acidotropic That accumulates in acidic environments. acidproof Resistant to the corrosive effects of acid. acidulant A food additive used to increase acidity or to give a tart taste. acidulate To make slightly or moderately acid; to acidify. acidulation The act of acidulating. acidulcis Both sour and sweet. acidulent Having an acid quality; sour; acidulous. acidulous Slightly sour; subacid; sourish. acidulously In an acidulous manner; in a mildly sour or acid way. acidulousness A state of or tendency toward being acidulous or somewhat sour or acid. aciduria The presence of an acid in the urine aciduric (of bacteria) growing in acidic medium, but preferring an alkaline medium aciduricity The condition of being aciduric acidweed Any of the acid-producing, acid-storing algae of the genus Desmarestia. acidy Like an acid, somewhat acidic. acidyl acyl acierage The process of electroplating a copper engraving with iron or steel. Acieral A strong alloy of aluminium with small amounts of copper, nickel, and iron. acierate To convert (iron) into steel, or to coat with a layer of steel by converting only the surface of the iron. acieration The conversion of iron into steel. Acierno A surname from Italian. acies The full attention of one's sight, hearing or other senses, as directed towards a particular object. acifluorfen The herbicide 5-[2-chloro-4-(trifluoromethyl)phenoxy]-2-nitrobenzoic acid aciform Shaped like a needle. acifran An antilipidemic drug. Acilian Of, belonging, or relating to a particular Roman gens. aciliate that lacks cilia acinaceous Containing seeds or stones of grapes, or grains like them. acinaces A short sword or saber. acinaciform Shaped like a scimitar. acinal Of, pertaining to, or located in an acinus. acinar Of, pertaining to, or located in an acinus. acinarious Having acini acinarization The formation of acini as a result of parenchymal blush acinetiform Resembling the Acinetae. acinetobacter Any bacterium of the genus Acinetobacter. acinetobactin A siderophore associated with pathogens of the genus Acinetobacter. acinetoferrin The siderophore 2-hydroxy-4-[(3-{hydroxy[(2E)-2-octenoyl]amino}propyl)amino]-2-{2-[(3-{hydroxy[(2E)-2-octenoyl]amino}propyl)amino]-2-oxoethyl}-4-oxobutanoic acid acinic acinar aciniform Having the form of a cluster of grapes; clustered like grapes. acinitis inflammation of an acinus acinobacterial Relating to bacteria of the genus Acinetobacter acinoductal Relating to an acinar duct acinonodular aciniform acinose Consisting of acini, or minute granular concretions. acinote actinolite. acinotubular Having both acini and tubules acinus One of the small grains or drupelets which make up some kinds of fruit, as the blackberry, raspberry, etc. Acionna A Gallo-Roman water goddess. acipenserid Any member of the Acipenseridae (the true sturgeons) acipenseriform Any fish of the order Acipenseriformes acipenserine Pertaining to sturgeons acipenseroid Synonym of chondrostean. acipimox A niacin derivative used as a hypolipidemic agent. Acira Synonym of Adzera. Acireale A coastal city and comune in Sicily. acireductone The compound (Z)-1,2-dihydroxy-5-methylsulfanylpent-1-en-3-one which plays a part in methionine biochemistry acitretin A retinoid that is used to treat psoriasis. aciurgy Operative surgery. acivicin A glutamine analogue antimetabolite, used as an antineoplastic agent. Acjachemen An indigenous people of California. ack An acknowledgement either of a packet or a message received from a network. ackamarackus Meaningless activity engaged in just for show; deceptive nonsense. ackee A tropical evergreen tree, Blighia sapida, related to the lychee and longan. ackempucky A sticky, goopy, gooey or slimy substance. acker A visible current in a lake or river; a ripple on the surface of water. Ackerian Of or relating to Kathy Acker (1947?-1997), American postmodernist writer. Ackerley A surname from Old English. Ackerly A surname. Ackerman A surname originating as an occupation. Ackermann A surname from German. ackers Synonym of money. Ackerson A surname. ackersprit When the eyes of a potato tuber have germinated before the potato was got up, and have formed a number of small unripe tubers attached to the old, supertuberation. ackerspyre to sprout, germinate Ackert A surname transferred from the given name. ackey A silver coin equivalent to one eighth of a pound once used in the Gold Coast in Africa Ackford A surname from Old English. Ackinchesacky A Native American tribe from Delaware. Acklam A suburb of Middlesbrough borough, North Yorkshire, England (OS grid ref NZ477168).