| fraction | | |
| n. (substance) | 1. fraction | a component of a mixture that has been separated by a fractional process. |
| ~ chemical, chemical substance | material produced by or used in a reaction involving changes in atoms or molecules. |
| n. (artifact) | 2. fraction | a small part or item forming a piece of a whole. |
| ~ part, portion | something less than the whole of a human artifact.; "the rear part of the house"; "glue the two parts together" |
| n. (quantity) | 3. fraction | the quotient of two rational numbers. |
| ~ fixed-point part, mantissa | the positive fractional part of the representation of a logarithm; in the expression log 643 = 2.808 the mantissa is .808. |
| ~ rational, rational number | an integer or a fraction. |
| ~ common fraction, simple fraction | the quotient of two integers. |
| ~ improper fraction | a fraction whose numerator is larger than the denominator. |
| ~ proper fraction | a fraction with a numerator smaller than the denominator. |
| ~ complex fraction, compound fraction | a fraction with fractions in the numerator or denominator. |
| ~ continued fraction | a fraction whose numerator is an integer and whose denominator is an integer plus a fraction whose numerator is an integer and whose denominator is an integer plus a fraction and so on. |
| v. (cognition) | 4. divide, fraction | perform a division.; "Can you divide 49 by seven?" |
| ~ arithmetic | the branch of pure mathematics dealing with the theory of numerical calculations. |
| ~ calculate, compute, cipher, cypher, figure, reckon, work out | make a mathematical calculation or computation. |
| ~ halve | divide by two; divide into halves.; "Halve the cake" |
| ~ quarter | divide by four; divide into quarters. |
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