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Acronym Finder

LD50
What is LD50 ?
Lethal Dose
El de 50 (dose for Islam) means the amount of deadly, etc. the phrase is from a certain amount of a toxin that, if a number of laboratory animals used for be used, on average, 50% of them.

the amount of El, 50, the larger is the toxicity of the substance is less. El de 50 based on mg / kg body weight of the animal used to determine the degree of toxicity is expressed. For example, El, 50 malathion, etc. of 3000 mg per kg body weight. Test el de 50 by Jay. W. (J. W. Trevan) in 1927 devised....
FAQ
What is FAQ ?
Frequently Asked Questions
FAQ a list of questions and the answers common in specific fields and in connection with the tube, it is known....
LOL
What is LOL ?
Laughing Out Loud
LOL for the phrase Laughing Out Loud or Laugh Out Loud means to laugh loudly. This acronym, a term common in slang the internet has become the means to chuckle or fun. LOL has been, historically, on Usenet, but was now in a lot of online conversation, and even out of the virtual world, and conversation, everyday to work....
TOEFL
What is TOEFL ?
Test of English as a Foreign Language
TOEFL, name of the test is that the amount of ability of people in the field communicate in English, at the level of universities and educational institutions to examine. This test by the Institute, STs (ETS) in three types of paper, computer and Internet held, and more than six thousand companies from over growing media thirty countries of the world accepted. The TOEFL the first time in 1964, held, and then ever closer to 20 million people in this test have participated.

degree TOEFL only two years of credit....
IELTS
What is IELTS ?
International English Language Testing System
IELTS (International System of evaluation in English) is now one of the most respected tests of English language that across the world held.

The Score of this test from 0 to 9 levels to be included that an acceptable score for the test, there is not, but typically, the Level 5 average score 6 to top the Good be deemed. The University of Cambridge, University of Oxford and Harvard University IELTS Level 7 will accept.

IELTS actually test the British have been of this opinion in front of the TOEFL-test of the American placed. This test by the University of Cambridge, England, the British Council and the Center for IELTS Australia to be held.

test of a 4-part , reading, writing, and conversation, is formed. The whole test has two species, academic and public, which any academic problem been more and the same test is for admission to the University are required.

IELTS or International English Language Testing System, an English language test is the international credit important. This test criterion is to assess the knowledge of English people who want English speaking countries to attend to. work or to those countries immigrate. IELTS exam in collaboration with the University of Cambridge, the Consulate of England, and the organization of IDP, Australia to be held. This exam is of the highest and most respected international standards to measure the level of English of volunteers follows and four ability Writing, Reading, Listening and Speaking will be assessed. Many universities in countries different, such as Canada, England, Australia, New Zealand and the USA IELTS exam to recognize. Also, the direction of migration to the countries of Canada, Australia, New Zealand, etc. having degree, IELTS is mandatory. This test, in more than 270 center pilot located in 110 countries of the world will be held. Participants in the IELTS exam to a range of questions, the very simple to the very difficult respond. The score of each section of the exam, zero to 9. The overall score of the exam with a GPA of score four parts of the exam can be calculated. In the workbook, IELTS, etc. in addition to the overall score, etc. score each section separately listed.

each university for admission, applicants the minimum score, does not specify, and most of them are at least an overall score of 6. the 5 Your want with each Score is from 6 less not (of course, this general rule is each university's conditions on its own). As another example, for that maximum points in English for immigration to Canada, business ... should be in every four-part test IELTS minimum score of 7.

in the day of the exam, initially, to questions, Listening, then to questions, Reading, and day to questions, Writing responses want. The date and time of the holding part, Speaking on the day of the exam participants will be announced and usually try Speaking of age, the day of the exam started and for 5 days continues. Candidates who come from other cities to Tehran to come, to try Speaking in the priorities are and should be when you register, your name in a list separate to registration and beyond. The entire process, the Written Exam must be in pencil to be written and volunteers allow the use of fountain pen or automatic in any stage of the Written Exam.

the results of the IELTS test two weeks after the end of the test of Speaking will be announced, and report only to the person, try developer are given via phone, fax or email is found. Also, from the date of the exam up to 90 days the right to engage the re-exam do not have.

up to 5 CV for universities and institutions about your request is free by the offices of the organizer of the quiz post. LOOK for the Tar ice quiz you a month in the future. If more than one month from the date of elapsed or more than 5 records want to send you hope. per repertoire must amount to pay. Most universities, workbook IELTS that more than two years from the date it past. do not agree.

IELTS has two types, Academic and General Training will be held. Try Academic is for those who want to be in an English-language university continue to while exam General Training is for those who want to an English-speaking country such as Canada, Australia, or New Zealand immigration.

As was said, in the IELTS test, etc. capabilities Writing, Reading, Listening and Speaking in four separate vertically. While parts of the Listening and Speaking for candidates Academic and General Training Method is quite the same evaluate. each of these two groups of questions separately in the parts of the Reading and Writing they receive. Responsibility to type test that you want to participate in it on the responsibility of yours and should be at registration, the type of test desired on the registration form the shackles....
SD
What is SD ?
Standard Deviation
SD in probability and statistics. standard deviation somehow measure the dispersion for a probability distribution or random variable. and the representative player shrinkage values, it revolves around the mean value. Standard deviation is usually with σ (the letter small Sigma). Standard deviation equal to the square root of the variance defined....
STP
What is STP ?
Standard conditions for Temperature and Pressure
In chemistry and other sciences, and. STP or standard temperature and pressure set of standard conditions for the measurement, an experimental comparison between a set of data makes it possible. Now, among all nations the conditions of STP defined by IUPAC nomenclature (International Union of chemistry pure and applied), the absolute pressure is 100 KPA (equivalent to 1 bar) and a temperature of 273 was 15 Kelvin (equivalent to zero degrees Celsius). Some organizations, another species of the definitions equivalent to the "standard conditions in terms of temperature and pressure" have accepted that the SATP is...
UFO
What is UFO ?
Unidentified Flying Object
Jewellery, bird unknown (UFO), or common term for any phenomenon, the air, the cause of which could not be easily or immediately by the Observer known.. Air Force, United States of America, which, in 1952, this term coined. in the first term to objects that, after careful review by researchers expert remains unknown., the applicable a few nowadays, the term often used to describe any landscape is unknown by the Observer report. used. Popular culture frequently is the term into as a synonym for the spacecraft of the aliens uses. The cult with . and the mythology and folklore surrounding this phenomenon, the evolution . Some researchers now prefer to avoid the confusion and beliefs of the dishonesty that followed the so-called comes, from term videos, more "the phenomenon of unidentified aerial". another acronym for , which is widely used in English, Spanish, French, Portuguese, and Italian. "OVNI". Studies have shown that most observed objects common, such as aircraft, balloons, or astronomical objects such as gems, precipitation, or the planets is brilliant. Also, a small percentage of the reports view fake. Only a small percentage (between 5 to 20%) of the reports sighting can be specifically on the floor "unidentified flying object" to the concept of the exact placed....