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equivalent

equivalent

9 8.1
An amount of a substance that reacts with a set amount of another
  • noun
  • /ɪˈkwɪvələnt/
  • Specialized
translation icon : equivalente
  • In analyzing the data, scientists used the equivalent of 10 grams of substance A to compare with 5 grams of substance B.
  • metabolic equivalent
  • oil equivalent
  • energy equivalent

Examples

  • The lab determined that the equivalent of the reactants would yield the desired product under controlled conditions.

  • This is the equivalent of six million electron volts of X ray

  • Jordan may have as much as 30 billion barrels of oil equivalent locked up in shale rock.

    Academic text (1999)
  • Natural gas exports rose to 100 million tons of oil equivalent in 1990, of which 46% went to the EEC.

    Academic text (1992)
  • The explosion had a TNT equivalent of ten megatons.

    Academic text (1996)
  • One pound of thorium is the energy equivalent of 5,000 tons of coal.

    Blog text (32)
  • The metabolic power (Pm) was assumed to be equal to the power equivalent of the measured oxygen consumption.

    Academic text (1992)
  • This chemical reaction requires an equivalent of two moles of hydrogen to fully react with one mole of oxygen.

Synonyms

eq
vsequivalent
  • Specialized
1 9.9

A chemical amount that reacts with one mole of hydrogen ions or electrons

is the full written form used in chemistry instead of the shortened form
equivalent weight
vsequivalent
  • Specialized
1 8.1

Amount of a substance that reacts with a fixed amount of another substance

is the broader chemistry concept referring to that reacting quantity
gram equivalent
vsequivalent
  • Specialized
7.4

Amount of a substance in grams that reacts with 8 grams of oxygen or 1.008 grams of hydrogen

is the same reactive idea but not tied to a specific mass measure
combining weight
vsequivalent
  • Archaic
8.8

Amount of an element that combines with eight parts by weight of oxygen

is defined by chemical reactivity generally, not only the oxygen-based standard
equiv.
vsequivalent
8.7

Short form that shows things are equal in value, amount, or meaning

is the chemistry concept about reacting amounts, not general equality

Compounds

cash equivalent
  • Specialized
1 3.9

An investment that can quickly be turned into cash within three months

equivalent weight
  • Specialized
1 8.1

Amount of a substance that reacts with a fixed amount of another substance

A word with the same or very similar meaning as another word

6.7

A type of investment you can change into common shares, like convertible bonds or warrants

Average number of binary digits needed to show one digit in another number system

When two elements each combine with the same third element, they combine with each other in the same amounts

gram equivalent
  • Specialized
7.4

Amount of a substance in grams that reacts with 8 grams of oxygen or 1.008 grams of hydrogen

A person you live with and have a long committed relationship like a husband or wife

A person who lives with someone as a couple without being married

How Much

equivalent
  • Specialized
9 8.1
milliequivalent
  • Specialized
8.9

Surface Forms

equivalent singular
equivalents plural

Etymology

Equivalent in chemistry also uses aequi- 'equal' and valent- 'strength', the same root behind the word valence. It means an amount of a substance that has the same combining power as a fixed amount of another, so they are 'equal' in how they react.