n. [ L. decem ten + -yl. ] (Chem.) A hydrocarbon radical, C10H21., never existing alone, but regarded as the characteristic constituent of a number of compounds of the paraffin series. [ 1913 Webster ]
n. [ L. quindecim fifteen + -yl. ] (Chem.) Pertaining to, or designating, an acid of the fatty acid series, containing fifteen atoms of carbon; called also pentadecylic acid. [ 1913 Webster ]
a. (Chem.) Pertaining to, or designating, an acid C11H20O2, homologous with acrylic acid, and obtained as a white crystalline substance by the distillation of castor oil. [ 1913 Webster ]
a. (Chem.) Related to, derived from, or containing, the undecyl radical; specifically, designating that member of the fatty acids which corresponds to undecane, and is obtained as a white crystalline substance, C10H21.CO2H. [ 1913 Webster ]
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