maximum (ˈmæksɪməm)  
—n , pl mums, ma  
1.  the greatest possible amount, degree, etc 
2.  the highest value of a variable quantity 
3.  maths 
a. a value of a function that is greater than any neighbouring value  
b. Compare minimum a stationary point on a curve at which the tangent changes from a positive value on the left of this point to a negative value on the right  
c. the largest number in a set  
4.  astronomy 
a. the time at which the brightness of a variable star has its greatest value  
b. the magnitude of the star at that time  
—adj  
5.  of, being, or showing a maximum or maximums 
[C18: from Latin: greatest (the neuter form used as noun), from magnus great] 
maximum max·i·mum (māk'səməm)
n. pl. max·i·mums or max·i·ma (mə)
The greatest possible quantity or degree.
The greatest quantity or degree reached or recorded; the upper limit of variation.
The time or period during which the highest point or degree is attained.
Having or being the greatest quantity or the highest degree attained or attainable.
Of, relating to, or making up a maximum.
maximum (māk'səməm) Pronunciation Key
Plural maximums or maxima
