something left after other parts have been taken away
residue
Noun
matter that remains after something has been removed
residuum
Noun
something left after other parts have been taken away
rapport
Noun
a relationship of mutual understanding or trust and agreement between people
relative incidence
Noun
the relative frequency of occurrence of something
reflexivity
Noun
(logic and mathematics) a relation such that it holds between an element and itself
reflexivity
Noun
the coreferential relation between a reflexive pronoun and its antecedent
reflexiveness
Noun
(logic and mathematics) a relation such that it holds between an element and itself
reflexiveness
Noun
the coreferential relation between a reflexive pronoun and its antecedent
ratio
Noun
the relation between things with respect to their comparative quantity, magnitude, or degree
ratio
Noun
the relative magnitudes of two quantities (usually expressed as a quotient)
reentrant angle
Noun
an interior angle of a polygon that is greater than 180 degrees
reentering angle
Noun
an interior angle of a polygon that is greater than 180 degrees
Richter scale
Noun
a logarithmic scale of 1 to 10 formerly used to express the magnitude of an earthquake on the basis of the size of seismograph oscillations
right angle
Noun
the 90 degree angle between two perpendicular lines
reflex angle
Noun
an angle greater than 180 degrees (but less than 360)
round angle
Noun
an angle of 360 degrees
right triangle
Noun
a triangle with one right angle
right-angled triangle
Noun
a triangle with one right angle
regular hexagon
Noun
a hexagon with six sides of equal length
receiver-creditor relation
Noun
the responsibility of receiver or trustee in bankruptcy to act in the best interests of the creditor
rhombus
Noun
a parallelogram with four equal sides
rhomb
Noun
a parallelogram with four equal sides
rectangle
Noun
a parallelogram with four right angles
reciprocality
Noun
a relation of mutual dependence or action or influence
reentrant polygon
Noun
a polygon with one or more reentrant angles
regular polygon
Noun
a polygon with all sides and all angles equal
rioting
Noun
a state of disorder involving group violence
rowdiness
Noun
rowdy behavior
rowdyism
Noun
rowdy behavior
rhombohedron
Noun
a parallelepiped bounded by six similar faces (either rhombuses or parallelograms)
regular polyhedron
Noun
any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent
regular convex solid
Noun
any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent
regular convex polyhedron
Noun
any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent
regular tetrahedron
Noun
a tetrahedron with four equilateral triangular faces
regular hexahedron
Noun
a hexahedron with six equal squares as faces
regular dodecahedron
Noun
a dodecahedron with twelve regular pentagons as faces
regular octahedron
Noun
an octahedron with eight equilateral triangles as faces
rapture
Noun
a state of being carried away by overwhelming emotion
rapture
Noun
a state of elated bliss
regular icosahedron
Noun
an icosahedron with twenty equilateral triangles as faces
raptus
Noun
a state of being carried away by overwhelming emotion
raptus
Noun
a sudden occurrence (or recurrence) of a disease
rule of law
Noun
a state of order in which events conform to the law
realness
Noun
the state of being actual or real
respiratory acidosis
Noun
acidosis resulting from reduced gas exchange in the lungs (as in emphysema or pneumonia)
respiratory alkalosis
Noun
alkalosis resulting from increased gas exchange in the lungs (as in hyperventilation associated with extreme anxiety or aspirin intoxication or metabolic acidosis)
red alert
Noun
the highest level of alert when an attack by the enemy seems imminent (or more generally a state of alert resulting from imminent danger)