Math: the systematic treatment of magnitude, relationships between figures and forms, and relations between quantities expressed symbolically.
Also, mathematical procedures, operations, or properties.
Dictionary : Letter D
Data
Data Analysis
Date
Day
Debit
Debt
Deca-
Decade
Decagon
Decahedron
Deci-
Decimal
Decimal Fraction
Decimal Number
Decimal Number System
Decimal Point
Decompose
Decrease
Deduct
Deductible
Definite Integral
Degree (accuracy)
Degree (algebra)
Degree (angles)
Degree (temperature)
Denominator
Density
Dependent Event
Dependent Variable
Deposit
Depth
Derivative
Descending Order
Determinant
Deviation
Diagonal
Diagram
Diameter
Diamond
Dice
Die
Difference
Difference of Squares
Differential Equation
Differentiation
Digit
Digital
Digital Clock or Watch
Dilation
Dimension
Dimensions
Directed Number
Direction
Directrix
Discount
Discrete Data
Discriminant
Disk
Displacement (distance)
Displacement (fluid)
Disposable income
Distance
Distributive Law
Diverge
Diversification
Divide
Divide evenly
Dividend
Dividends
Divisible
Division
Divisor
Divisor (of an integer)
Dodecagon
Dodecahedron
Dollar
Domain of a Function
Dot Plot
Dot Product
Double
Dozen
Duodecimal
