To combine fissile material with nonfissile material in order to prevent its use in an atomic weapon.
To take away a natural characteristic or inherent property of (a thing or a person).
To alter its original form or state, especially of a protein, by heat, acidity etc.
To add something to (alcohol) that makes it unsuitable for consumption but leaves it suitable for most other purposes.
To produce metal from ore by removing nonmetallic elements in a smelter.
To annul by legal means.
To convert to written form. (Usage note: this verb almost always appears as "reduce to writing".)
To lose weight.
To perform a reduction; to restore a fracture or dislocation to the correct alignment.
To bring to an inferior state or condition.
To simplify an equation or formula without changing its value.
To bring to an inferior rank; to degrade, to demote.
To convert a syllogism to a clearer or simpler form.
To add electrons / hydrogen or to remove oxygen.
To humble; to conquer; to subdue; to capture.
To bring down the size, quantity, quality, value or intensity of something; to diminish, to lower.
To strike off the payroll.
To decrease the liquid content of food by boiling much of its water off.
To express the solution of a problem in terms of another (known) algorithm.
To reform a line or column from (a square).