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noun. : a motion or gesture by which a thought is expressed or a command or wish made known. also : one of two characters + and − that form part of the symbol of a number and characterize it as positive or negative. : something material or external that stands for or signifies something spiritual.
noun. something that indicates or acts as a token of a fact, condition, etc, that is not immediately or outwardly observable. an action or gesture intended to convey information, a command, etc. a board, placard, etc, displayed in public and inscribed with words or designs intended to inform, warn, etc.
How is the word sign distinct from other similar nouns? Some common synonyms of sign are mark, note, symptom, and token. While all these words mean "a discernible indication of what is not itself directly perceptible," sign applies to any indication to be perceived by the senses or the reason. encouraging signs for the economy.
A sign is a clue something happened, or a display that communicates a message, like a stop sign that tells you stop. To sign also means to write your signature. The word sign has many senses, but in a general, it usually has something to say. It may be a symptom that tells about a problem, or it may just be a symbol, like the plus and minus signs in math.
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In engineering, the sign indicates the tolerance, which is the range of values that are considered to be acceptable, safe, or which comply with some standard or with a contract. In botany, it is used in morphological descriptions to notate "more or less". In chemistry, the sign is used to indicate a racemic mixture.
1. something that indicates or acts as a token of a fact, condition, etc, that is not immediately or outwardly observable. 2. an action or gesture intended to convey information, a command, etc. 3. a. a board, placard, etc, displayed in public and inscribed with words or designs intended to inform, warn, etc.
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Copy and paste the Minus Sign symbol or use the unicode decimal, hex number or html entity in social websites, in your blog or in a document. Minus Sign Symbol Preview Variations First make sure that numlock is on, Then press and hold the ALT key, While keeping ALT key pressed type the code for the symbol that you want and release the ALT key.
The signum function is the derivativeof the absolute value function, up to (but not including) the indeterminacy at zero. More formally, in integration theory it is a weak derivative, and in convex function theory the subdifferentialof the absolute value at 0 is the interval [−1,1]{\displaystyle [-1,1]}, "filling in" the sign function (the subdifferential of the absolute value is not single-valued at 0).