Verb

(en verb)

To keep in possession or use.

* Milton

Be obedient, and retain / Unalterably firm his love entire.

* 1856 : (Gustave Flaubert), (Madame Bovary), Part III Chapter XI, translated by Eleanor Marx-Aveling

A strange thing was that Bovary, while continually thinking of Emma, was forgetting her. He grew desperate as he felt this image fading from his memory in spite of all efforts to retain it. Yet every night he dreamt of her; it was always the same dream. He drew near her, but when he was about to clasp her she fell into decay in his arms.

* {{quote-book, year=1963, author=(Margery Allingham)

, title=(The China Governess) , chapter=1 citation , passage=The original family who had begun to build a palace to rival Nonesuch had died out before they had put up little more than the gateway, so that the actual structure which had come down to posterity retained the secret magic of a promise rather than the overpowering splendour of a great architectural achievement.}}

To keep in one's pay or service.

* Addison

A Benedictine convent has now retained the most learned father of their order to write in its defence.

To employ by paying a retainer.

To hold secure.

(obsolete) To restrain; to prevent.

(obsolete) To belong; to pertain.

* Boyle

A somewhat languid relish, retaining to bitterness.

Verb

To bring down the size, quantity, quality, value or intensity of something; to diminish, to lower, to impair.

* to reduce weight, speed, heat, expenses, price, personnel etc.

* {{quote-magazine, date=2012-01

, author=Stephen Ledoux , title=Behaviorism at 100 , volume=100, issue=1, page=60 , magazine= citation , passage=Becoming more aware of the progress that scientists have made on behavioral fronts can reduce the risk that other natural scientists will resort to mystical agential accounts when they exceed the limits of their own disciplinary training.}}

To lose weight.

To bring to an inferior rank; to degrade, to demote.

* to reduce a sergeant to the ranks

* An ancient but reduced family. --.

* Nothing so excellent but a man may fasten upon something belonging to it, to reduce it. --.

* Having reduced their foe to misery beneath their fears. -- .

* Hester Prynne was shocked at the condition to which she found the clergyman reduced . --.

*

Neither [Jones] nor I (in 1966) could conceive of reducing our "science" to the ultimate absurdity of reading Finnish newspapers almost a century and a half old in order to establish "priority."

To humble; to conquer; to subdue; to capture.

* to reduce a province or a fort

To bring to an inferior state or condition.

* to reduce a city to ashes

(cooking) To decrease the liquid content of food by boiling much of its water off.

(chemistry) To add electrons / hydrogen or to remove oxygen.

(metallurgy) To produce metal from ore by removing nonmetallic elements in a smelter.

(mathematics) To simplify an equation or formula without changing its value.

(legal) To convert to written form (Usage note: this verb almost always take the phrase "to writing").

* It is important that all business contracts be reduced to writing.

(medicine) To perform a reduction; to restore a fracture or dislocation to the correct alignment.

(military) To reform a line or column from (a square).