Definition/Meaning | Word/Phrase |
---|---|

power unit equal to the power dissipated when 1 abampere flows across a potential difference of 1 abvolt (one ten-thousandth of a milliwatt) | abwatt |

tax levied on the difference between a commodity's price before taxes and its cost of production | ad valorem tax , value-added tax , VAT |

permissible difference; allowing some freedom to move within limits | allowance , leeway , margin , tolerance |

difference in the refractive power of the two eyes | anisometropia |

kind of hedged investment meant to capture slight differences in price; when there is a difference in the price of something on two different markets the arbitrageur simultaneously buys at the lower price and sells at the higher price | arbitrage |

math progression with difference remaining constant | arithmetic progression |

difference between the totals of the credit and debit sides of an account | balance |

difference in value over a period of time of a country's imports and exports of merchandise | balance of trade , trade balance , trade gap , visible balance |

number equal to the difference between the number of baryons and the number of antibaryons in any subatomic structure; it is conserved in all types of particle interactions | baryon number |

single pulsation of an oscillation produced by adding two waves of different frequencies; has a frequency equal to the difference between the two oscillations | beat |

(mathematics) a quantity expressed as a sum or difference of two terms; a polynomial with two terms | binomial |

atomic clock based on the energy difference between two states of the caesium nucleus in a magnetic field | caesium clock |

relational difference between states; especially between states before and after some event | change |

difference that is usually pleasant | change , variety |

difference in brightness | contrast |

striking difference | contrast |

statistical difference between one number in set and mean of the set | deviation |

difference between an observed value and the expected value of a variable or function | deviation |

difference from norm | deviation , divergence , eccentricity |

pay rate or price, difference in | differential |

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