the power of retaining and recalling past experience
radiance
Noun
the quality of being bright and sending out rays of light
radiance
Noun
the amount of electromagnetic radiation leaving or arriving at a point on a surface
radiance
Noun
an attractive combination of good health and happiness
royal blue
Noun
a shade of blue tinged with purple
radiancy
Noun
the quality of being bright and sending out rays of light
reddish purple
Noun
a shade of purple tinged with red
royal purple
Noun
a shade of purple tinged with red
reddish blue
Noun
a variable color that lies beyond blue in the spectrum
rosiness
Noun
a dusty pink color
rosiness
Noun
a healthy reddish complexion
rosiness
Noun
a rosy color (especially in the cheeks) taken as a sign of good health
refulgence
Noun
the quality of being bright and sending out rays of light
refulgency
Noun
the quality of being bright and sending out rays of light
radio brightness
Noun
the strength of a radio wave picked up by a radio telescope
redness
Noun
red color or pigment
redness
Noun
a response of body tissues to injury or irritation
reddish orange
Noun
an orange color closer to red than to yellow
ruddiness
Noun
a healthy reddish complexion
resonance
Noun
the quality imparted to voiced speech sounds by the action of the resonating chambers of the throat and mouth and nasal cavities
resonance
Noun
having the character of a loud deep sound
resonance
Noun
a vibration of large amplitude produced by a relatively small vibration near the same frequency of vibration as the natural frequency of the resonating system
resonance
Noun
an excited state of a stable particle causing a sharp maximum in the probability of absorption of electromagnetic radiation
resonance
Noun
a relationship of mutual understanding or trust and agreement between people
reverberance
Noun
having the character of a loud deep sound
ringing
Noun
having the character of a loud deep sound
ringing
Noun
the giving of a ring as a token of engagement
ringing
Noun
the sound of a bell ringing
rhythmicity
Noun
the rhythmic property imparted by the accents and relative durations of notes in a piece of music
rancidness
Noun
the property of being rancid
redolence
Noun
a pleasingly sweet olfactory property
rankness
Noun
the attribute of having a strong offensive smell
rankness
Noun
the property of producing abundantly and sustaining vigorous and luxuriant growth
reddish brown
Noun
a shade of brown with a tinge of red
racketiness
Noun
the auditory effect characterized by loud and constant noise
raw sienna
Noun
a medium to dark tan color
raw sienna
Noun
a yellowish-brown pigment made from untreated sienna
roundness
Noun
the bodily property of being well rounded
roundness
Noun
the property possessed by a line or surface that is curved and not angular
roundness
Noun
the quality of being round numbers
roundness
Noun
the fullness of a tone of voice
rolypoliness
Noun
the property of having a plump and round body
room temperature
Noun
the normal temperature of room in which people live
rest mass
Noun
(physics) the mass of a body as measured when the body is at rest relative to an observer, an inherent property of the body
relativistic mass
Noun
(physics) the mass of a body in motion relative to the observer: it is equal to the rest mass multiplied by a factor that is greater than 1 and that increases as the magnitude of the velocity increases
relative atomic mass
Noun
(chemistry) the mass of an atom of a chemical element expressed in atomic mass units
relative molecular mass
Noun
(chemistry) the sum of the relative atomic masses of the constituent atoms of a molecule
red heat
Noun
the heat or the color of fire
raininess
Noun
(of weather) the badness of the weather
reporting weight
Noun
a person's body weight (as an athlete's) at the beginning of the season (when first reporting for practice)