#ester  formed by reaction between an acid and an alcohol with elimination of water
  supertype:  #organic_compound__organiccompound  any compound of carbon and another element or a radical
  subtype:  #banana_oil  a liquid ester derived from amyl alcohol; has the odor of bananas
  subtype:  #cellulose_ester__celluloseester  any ester of cellulose with an acid
     subtype:  #cellulose_nitrate__cellulosenitrate__nitrocellulose__guncotton__nitrocotton  nitric acid esters; used in lacquers and explosives
        subtype:  #pyrocellulose  nitrocellulose containing less nitrogen than guncotton; used in making smokeless powder
        subtype:  #pyroxylin__pyroxyline  highly flammable nitrocellulose used in making collodion and plastics and lacquers
     subtype:  #cellulose_acetate__celluloseacetate  an ester of acetic acid; used in fibers and fabrics; photographic films and varnishes
        subtype:  #cellulose_triacetate__cellulosetriacetate__triacetate  slow-burning; used instead of celluloid for motion-picture film
     subtype:  #cellulose_xanthate__cellulosexanthate__viscose  a cellulose ester obtained by treating cellulose with caustic soda
  subtype:  #cyclohexanol_phthalate  the cyclohexanol ester of phthalic acid
  subtype:  #ethyl_acetate__ethylacetate  a fragrant colorless flammable volatile liquid ester made from ethanol and acetic acid; used in flavorings and perfumes and as a solvent for plastics
  subtype:  #glyceryl_ester  an ester of glycerol
     subtype:  #butyrin  any of three glycerides of butyric acid
        subtype:  #tributyrin  a bitter oily triglyceride of butyric acid; a form of butyrin
     subtype:  #glyceride__acylglycerol  an ester of glycerol and fatty acids that occurs naturally as fats and fatty oils; "fresh fats contain glycerides of fatty acids and very little free acid"
        subtype:  #triglyceride  glyceride occurring naturally in animal and vegetable tissues; it consists of three individual fatty acids bound together in a single large molecule; an important energy source forming much of the fat stored by the body
     subtype:  #glycerin_jelly  a mixture of glycerin and gelatin that is used in histology for mounting specimens
     subtype:  #glycerite__glycerole  a medicine made by mixing a substance in glycerin
     subtype:  #glycerogelatin__glycerogel  a medicated skin preparation made from glycerin and glycerinated gelatin
     subtype:  #palmitin  an ester of glycerol and palmitic acid
     subtype:  #stearin  an ester of glycerol and stearic acid
     subtype:  #margarin__glycerol_trimargarate  a glyceryl ester of margaric acid
     subtype:  #triolein__olein  a naturally occuring glyceride of oleic acid that is found in fats and oils
     subtype:  #tripalmitin__glycerol_tripalmitate  a triglyceride of palmitic acid
     subtype:  #tristearin__glycerol_tristearate  a triglyceride of stearic acid
  subtype:  #maleate  a salt or ester of maleic acid; used as a nontricyclic antidepressant drug for psychomotor activation
  subtype:  #nucleotide  a phosphoric ester of a nucleoside; the basic structural unit of nucleic acids (DNA or RNA)
     subtype:  #adenosine_monophosphate__adenosinemonophosphate__AMP__adenylic_acid  a nucleotide found in muscle cells and important in metabolism; reversibly convertible to ADP and ATP
     subtype:  #adenosine_diphosphate__adenosinediphosphate__ADP  an ester of adenosine that is converted to ATP for energy storage
     subtype:  #adenosine_triphosphate__adenosinetriphosphate__ATP  a nucleotide derived from adenosine that occurs in muscle tissue; the major source of energy for cellular reactions
     subtype:  #muton  the smallest unit of DNA where a mutation can occur
  subtype:  #polyester.ester  a complex ester used for making fibers or resins or plastics or as a plasticizer
  subtype:  #urethane  an ester of carbamic acid

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