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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" or the word "orange."
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Example: Searching for "apple orange" identifies all entries that contain the word "apple" or "apples" or "orange" or "oranges."
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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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| arithmetic |
the method and process of using whole numbers to add, subtract, multiply, and divide. |
| digit |
any of the whole numbers from zero through nine. [1/2 definitions] |
| integer |
a positive or negative whole number or zero. |
| mixed number |
a number made up of a whole number and a fraction. |
| numeral |
When we write numbers, we can spell them with letters, like "five" or "sixty-two," but the most common way to write numbers is to use numerals, like 5 or 62. The larger the number is, the more common it is for us to use a numeral instead of spelling out the whole number with words and letters. A numeral uses symbols to stand for numbers instead of words. |
| odd number |
a whole number that cannot be divided exactly by 2. |
| prime |
not possible to be divided evenly by any whole number except itself and one. [1/5 definitions] |
| round |
to express as a round or whole number (sometimes followed by "off"). [1/14 definitions] |
| round number |
a number given in terms of the nearest whole number, or given in the nearest tens, hundreds, or the like. The number 50 is a round number for 47. |
| round up |
to raise to the nearest number that ends in zero or to the nearest whole number [1/2 definitions] |
| unit |
the smallest positive whole number; one. [1/4 definitions] |
| whole number |
a counting number or zero. 1, 5, 15, and 258 are examples of whole numbers. |
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