Antonym: impurity. Similar words: security, obscurity, curiosity, minority, asperity, priority, majority, posterity. Meaning: ['pjʊrətɪ /'pjʊə-] 
n. 1. being undiluted or unmixed with extraneous material 2. the state of being unsullied by sin or moral wrong; lacking a knowledge of evil 3. a woman's virtue or chastity.
n. 1. being undiluted or unmixed with extraneous material 2. the state of being unsullied by sin or moral wrong; lacking a knowledge of evil 3. a woman's virtue or chastity. 
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(271) The hydration reaction catalyzed by the ion-exchange resin, was used to reduce the content of caryophyllene in the heavy turpentine and get the longifolene of high purity.
(272) Then, catechin monomer was isolated and purified by HSCCC with the purity above 98 %.
(273) High purity die casting alloys of the AM and AZ series make up the standard product.
(274) To defend his purity, Saint Francis of Assisi rolled in the snow, Saint Benedict threw himself into a thorn bush, Saint Bernard plunged into an icy pond...You...,[http://sentencedict.com/purity.html] what have you done?
(275) When the purity and clarification of these elements make one forget oneself, they are of classic elegance, which originates from the second form.
(276) These threads are lubricated and these lubricants can be an unwanted contaminant in high purity applications.
(277) The quality of an enzyme immunoassays depends very much on the purity of the antigen or hapten used for conjugation, the specificity of the antibody and the choice of a suitable enzyme label.
(278) Under the optimum conditions, N - alkyl substituted enamines can be obtained with good purity and high yield.
(279) The new ternary constant boiling material formed by entrainer and the ethyl alcohol and aqua in alcoholic solution might develop alcohol with high purity.
(280) The application of ferreous synthetic furnace, triad graphite synthetic furnace and diad graphite synthetic furnace in the production of high purity hydrochloric acid is compared.
(281) End extracted product had high purity and low impurity characteristic, it would be fit to purify and structure identification.
(282) Because of the high degree of purity of CaHPO4 impurity content such as heavy metal is low, which decreases pollution to soil and water.
(283) Then he secretly told her to help the unfortunate holy man regain his purity.
(284) But for the potassium hydroxide precipitated, the purity decrease because of charcoal of crue phenanthrene.
(285) Determined the purity by HPLC, it was found that the converting rate of isoquercitrin from rutin was about 70%, and the purity was more than 90%.
More similar words: security, obscurity, curiosity, minority, asperity, priority, majority, posterity, integrity, authority, celebrity, austerity, mediocrity, popularity, similarity, regularity, dissimilarity, spur, purse, spurn, pursue, purvey, purple, purely, pursuit, purpose, purchase, purview, lurid, curio.