Dictionary Terms that Begins with "R"

Rational Number
Category: Mathematics
Numbers which can be put in the m/n where m & n are not equal to zero.

Regular Polygon
Category: Mathematics
All sides and angles are equal.

Register
Category: Computer Science
A fast stand alone storage location that holds data temporarily

Random Access Memory (RAM)
Category: Computer Science
Random Access Memory (RAM), the main memory of the computer that stores data and programs.

Read Only Memory (ROM)
Category: Computer Science
Read Only Memory (ROM), permanent memory with contents that cannot be changed.

Ratio
Category: Mathematics
A comparison of 2 or more numbers that relate to eachother. Ratio\\\'s involve showing a pattern in numbers and what that relation or pattern is.

Range
Category: Mathematics
The difference between the highest and lowest number in a set of data.

Resistor
Category: Electrical Engineering
A resistor is simply a piece of material that tries to stop current from going through it. A resistor tries to resist current. When current is moving at a certain speed, a resistor simply slows it down to get the current to the right speed to do what it needs to do.

Ray
Category: Mathematics
A line starting in one direction and going infinitely in the other direction.

Reflection
Category: Mathematics
a transformation in which a shape is reflected across a line creating a mirror image.

Reduction
Category: Chemistry
The addition of a hydrogen molecule. Reduction is a GAIN of an electron. For something to be reduced, it has ultimately recieved a proton.

Radius
Category: Mathematics
A line segment between the center and a point of the circle or sphere

Runtime
Category: Computer Science
In computer science, runtime describes the operation of a computer program, the duration of its execution, from beginning to termination.

Recursion
Category: Computer Science
The process of a procedure calling itself.

Routine
Category: Computer Science
In computer programming, a routine, also called subroutine or function or procedure, is a section of a program that performs a particular task.

Regulator
Category: Biology
A molecule that can combine with an enzyme and either speeds up or slows down the enzyme. This does not include the substrate!!

rRNA (Ribosomal RNA)
Category: Biology
rRNA is a type of RNA that structurally supports ribososmes. rRNA is created inside of the nucleolus.