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chloral    
n. 三氯乙荃,三氯乙二醇

三氯乙荃,三氯乙二醇

chloral hydrate \chloral hydrate\ n.
1. a chemical substance ({CCl3.CH(OH)2}) which is a hydrate
of trichloroacetaldehyde. It crystallizes as white
monoclinic plates, obtained by treating chloral with
water. It produces sleep when taken internally or
hypodermically, and is used in medicine as a hypnotic and
sedative; -- called also {chloral}

Note: It may be habit-forming, and is a controlled substance
listed in the U. S. Code of Federal Regulations. It is
sometimes used to render a person unconscious for
illegal or nefarious purposes, and in this use, a
concentrated solution is one of the agents called
{knockout drops}.
[PJC]


Chloral \Chlo"ral\, n. [Chlorine alcohol.]
1. (Chem.) A colorless oily liquid, {CCl3.CHO}, of a pungent
odor and harsh taste, obtained by the action of chlorine
upon ordinary or ethyl alcohol.
[1913 Webster]

2. (Med.) Chloral hydrate.
[1913 Webster]


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  • COSI - Center of Science and Industry
    COSI Columbus strives to engage, inspire, and transform lives and communities by being the best partner in science, technology, and industry learning
  • Visit - COSI
    The Columbus Arts and Culture Fee helps make the arts available to all by funding free festivals and events, exemplary artists, arts organizations and programs that educate and engage audiences throughout Greater Columbus On a COSI Membership, the fee is $2 25
  • Exhibits - COSI
    Explore Science Discover fun! COSI Columbus is a dynamic hands-on science center located in Central Ohio that is fun for all ages
  • Membership - COSI
    Show Your COSI Digital Membership Card and Save! As a COSI Member, you can save $4 on general admission to select Columbus area museums and attractions through Columbus Member Advantage
  • Hours Calendar of Events - COSI
    View our helpful calendar for more details on COSI hours, events, special exhibitions and more!
  • COSI Tickets
    COSI Tickets - Reserve your tickets in advance Experience COSI Connects on COSI's mobile app Experience COSI Connects on COSI's mobile app 100% 75% 50% 25% 0% N A
  • About - COSI
    About COSI COSI is a nationally esteemed science center that has delighted Central Ohio with all things science for 60 years, inspiring interest in science, technology, engineering, art and mathematics (STEAM) topics and delivering our experiential, "hands-on fun" brand of learning
  • Grab your friends and start your weekend early at COSI After Dark!
    COSI After Dark is an evening event series exclusively for adults ages 21+ that occurs every second Thursday of every month Each event showcases a different theme and each features entertainment, activities, games, and experiences you can't get at any other visit to COSI Explore the building and experience COSI without kids, all while enjoying delicious food, craft beer and themed cocktails
  • Museums for All - COSI
    Why did Columbus want to become a Museums for All Hub City? Many of our museums already offered access programs, including Museums for All Two years ago, the Columbus Foundation hosted a one-day event called the Big Explore Columbus museums were a part of the day, which offered free access
  • Planetarium - COSI
    The COSI Planetarium—the largest in Ohio—features state-of-the-art digital technology that offers an unsurpassed glimpse of our incredible universe The COSI Planetarium’s Digistar 7 projection system and 60-foot dome will transport you to the farthest reaches of the galaxy, to undersea volcanoes and distant lands, and even into the human body For all who wonder, who question, who dream





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