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Reverse Search
Reverse Search allows you to search within the full text of dictionary entries for words, word parts, and phrases.
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Example: Searching for "apple orange" identifies all entries that contain the word "apple" and the word "orange."
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| add |
to perform the mathematical operation of addition. [1/5 definitions] |
| division sign |
a mathematical sign made up of a small horizontal line with one dot above it and one dot below it ( ÷ ). It indicates that the number coming before it is to be divided by the number coming after it. |
| engineering |
the study and practice of using scientific and mathematical knowledge to do practical things. Knowledge of engineering is needed to design and build roads, bridges, tools, and machines. |
| line1 |
a mathematical figure that is represented by a long, straight, unbroken mark with arrows at each end. The arrows mean that the line continues endlessly in both directions. A line, in mathmatics, has length that goes on forever but no width. [1/11 definitions] |
| multiplication sign |
a mathematical sign (x) that says that the numbers before and after it are to be multiplied. |
| parenthesis |
either of a pair of punctuation marks ( ). They are used to enclose information that is not part of the main sentence. They are also used to set apart mathematical quantities to be treated as a unit. |
| plus sign |
a mathematical sign (+) indicating addition or a positive quantity. |
| subset |
a mathematical set made up of elements that are in a given set. |
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