Also found in: Thesaurus, Medical, Legal, Financial, Encyclopedia, Wikipedia.


v. de·clined, de·clin·ing, de·clines
1. To express polite refusal: I wanted to invite them but I was afraid they would decline.
a. To slope downward; descend: The roof declines at a steep angle.
b. To bend downward; droop: boughs declining toward the ground.
3. To degrade or lower oneself; stoop: refused to decline to their level of behavior.
4. To deteriorate gradually; fail: His health has been declining for years.
a. To sink, as the setting sun.
b. To draw to a gradual close: We made our way home as the day declined.
1. To refuse politely: I declined their offer of help. See Synonyms at refuse1.
2. To cause to slope or bend downward.
3. Grammar To inflect (a noun, a pronoun, or an adjective) for number and case.
1. The process or result of declining, especially:
a. A gradual deterioration, as in numbers, activity, or quality: "overwhelming evidence that fish stocks ... are in decline" (Jonathan Bocknek).
b. A downward movement or fall, as in price.
c. A deterioration of health: the patient's rapid decline.
2. A downward slope; a declivity: the sharp decline of the dunes to the sea.

[Middle English declinen, from Old French decliner, from Latin dēclīnāre, to turn away, bend downward, change the form of a word : dē-, de- + -clīnāre, to lean, bend; see klei- in Indo-European roots.]

de·clin′a·ble adj.
de·clin′er n.
References in periodicals archive ?
Du cote de chez Apple, c'est evidemment le tandem d'iPhone 7/Plus que l'on a decide de decliner en RED.
Meanwhile, the only decliner is top five decliners : PCB by (-2.
40, while CBI's stock was the day's top decliner, ending 8.
Tourism sector was another significant decliner, falling 1.
Pfizer (NYSE:PFE), the biggest decliner of the Dow Jones Industrial Average, missed estimates this morning.
Outside of the PSEi, one notable decliner was PXP, which slid by 4.
Media and Publishing-- the key performing sector of previous couple of weeks -- became the biggest decliner of the day, down 268 points or 6.
28) were the leading gainers on NYSE, while the leading decliner was Centex Corp.
Transport sector was a significant decliner, shedding 1.