Definition of "pure" []

• Having a homogeneous or uniform composition; not mixed: pure oxygen. (adjective)
• Free from adulterants or impurities: pure chocolate. (adjective)
• Free of dirt, defilement, or pollution: "A memory without blot or contamination must be . . . an inexhaustible source of pure refreshment” ( Charlotte Brontë). (adjective)
• Free of foreign elements. (adjective)
• Containing nothing inappropriate or extraneous: a pure literary style. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The most effective way to purify the thoughts is to divert them to a pure and strictly non-sexual subject -- e.g., _pure mathematics_."
• "When trustees and patrons realize that pure air is absolutely essential to health, and that their children are being slowly poisoned by the foul air of school rooms, then they will construct our halls of learning with a due regard for the laws of hygiene, and students will not droop under their tasks on account of the absence of Nature's most bountiful gift, _pure air_."
• "[Inamori Mika @ Gakuen Utopia Manabi Straight] 1位　766票　ホロ＠狼と香辛料 [Horo @ Spice and Wolf] 2位　217票　咲野明日夏＠キミキス pure rouge [Sakino Asuka @ Kimikiss ~pure rouge] 3位　136票　乱崎月香＠狂乱家族日記 [Midarezaki Gekka @ Kyouran Kazoku Nikki]"