adjective. Of, relating to, or consisting of a maximum.

adjective. Being the greatest or highest possible.

noun. An element in an ordered set that is followed by no other.

Of the highest or maximum value, etc.; being a maximum.

adjective. Largest, greatest (in magnitude), highest, most.

noun. The element of a set with the greatest magnitude.

noun. Said of an ideal of a ring or a filter of a lattice: that it is as large as it can be without being trivial (improper).

noun. Said of a set of well-formed formulas: that it is as large as it can be without being inconsistent; i.e., that for any wff φ, the set contains either φ or ~φ.

adjective. the greatest or most complete or best possible

"Another route to estimating daily calcium requirements is called the maximal retention study."