BC means Before Christ AD means Ano Domini (after Christ)
they are both grouping symbols in math
BC= stands for Befor Christ(count down) AD= stands for nAnno Domini(in the year of the lord) You know when years counted down right? Well that is BC. Then AD is when the years count up. When the abbreviations are the same then subtract(-) if they are different the add(+) 500 BC And 500 AD its 1,000 years! Now do you get it? If you still dont get it.... ASK YOUR TEACHER!
willam oughtred invented the abbreviations of 'sin' and 'cos'. I'm certain abbreviations existed before this.
Assuming you are referring to the abbreviations that typically follow years, A.D. stands for anno domini, which means "in the year of our lord" in Latin, while B.C. stands for "before Christ."
g or gm.CommentSI units have symbols, not abbreviations. The symbol for a gram is g, not gm.
There are different national and international standards for symbols and abbreviations. You will need to check out the national standards for the drawings you are referring to.
Howard R. Jarrell has written: 'Common Stock Newspaper Abbreviations and Trading Symbols, Supplement One' 'Common stock newspaper abbreviations and trading symbols' -- subject(s): Abbreviations, Handbooks, manuals, Securities, Stock quotations, Stock-exchange, Ticker symbols
BC means Before Christ AD means Ano Domini (after Christ)
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Avice H. Kerr has written: 'Medical Hieroglyphs' 'Medical hieroglyphs; abbreviations and symbols' -- subject(s): Abbreviations, Medicine
Symbols and abbreviations on documents are used to convey information in a condensed format. They often represent common terms or actions, such as "lbs" for pounds or "℃" for degrees Celsius. Familiarity with these symbols can help streamline communication and understanding between individuals in a specific field or industry.
Ad or AD cannot be used in Scrabble. This violates the rules of using abbreviations. Ad stands for Advertisement. AD stands for Anno Domini.A:According to official sources, including the Official Scrabble Players Dictionary and published lists of acceptable two-letter Scrabble words, the answer is yes: the word 'ad' is valid in Scrabble unless explicitly banned by a house rule (such as a hard interpretation of the 'no abbreviations' official rule).
i think it is latin u know like AD: ano dominie
they are both grouping symbols in math
Some symbols are abbreviations for the Latin name for an element. For example, iron is Fe, Latin for "ferrum".
The SI unit of mass is the kilogram, abbreviated kg.CommentSI uses symbols, not abbreviations. Therefore, the rules for abbreviations (e.g. the use of full-stops / periods) do not apply.