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R

R

3 8.9
A constant used in the gas law to relate pressure, volume, and temperature
  • noun
  • Specialized
translation icon : constante de los gases
  • Class time was the largest contributor of variance for total steps (R = .416).
  • R value
  • adjusted R
  • coefficient of R

Examples

  • The demographic variables accounted for 12% of the variance in the model, Adj R = .12, p < .001.

    Academic text (2008)
  • Utilizing these procedures to determine internal consistency, an R of .76 was computed.

    Academic text (1993)
  • The final regression produced a multiple R of only .24 here.

    Academic text (2002)
  • The R value of the full model used to examine Research Question 1 was .664.

    Academic text (2013)
  • CP is equal to CV plus R, right?

  • The model was significant (R = 0.20, F = 95.44(1), p = 0.0000).

    Academic text (2013)
  • Nagelkerke's pseudo R ranged from 0.243 in model 1 to 0.302 in model 4.

    Academic text (2013)
  • TABLE 2: Correlation Coefficients (R) and Slopes for Analytical and Soil Preparation Methods

    Academic text (2008)
  • The engineer explained that the R-value measures how well a material resists heat transfer.

  • According to the manufacturer, the insulation has an R-value of 30, indicating its effectiveness in maintaining temperature.

Synonyms

universal gas constant
vsR
  • Specialized
6.2

A number used in the ideal gas law to link energy, temperature, and amount of gas

is the symbol form used in formulas rather than the full name
gas constant
vsR
  • Specialized
5.7

A fixed number used in the ideal gas law to connect energy, temperature and amount of gas

is the symbol form used in formulas rather than the short name

Compounds

1 4.1

A disc you can write to only once that holds music or files

R-2
  • NSFW
9.9

A very strong sleeping pill people often use illegally that can be dangerous

3.2

A style of popular American music with strong blues and jazz roots

the r-word
  • Slur
9.9

A rude word used to insult people with an intellectual disability, replaced by the letter R

Surface Forms

R singular
Rs plural

Etymology

R is the common letter used as the symbol for the universal gas constant; a helpful way to remember it is to think of R as standing for 'relation' because it relates pressure, volume and temperature in the ideal gas law.