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v. tem·pered, tem·per·ing, tem·pers
1. To modify by the addition of a moderating element; moderate: "temper its doctrinaire logic with a little practical wisdom" (Robert H. Jackson). See Synonyms at moderate.
2. To bring to a desired consistency, texture, hardness, or other physical condition by blending, admixing, or kneading: temper clay; paints that had been tempered with oil.
3. To harden or strengthen (metal or glass) by application of heat or by heating and cooling.
4. To strengthen through experience or hardship; toughen: soldiers who had been tempered by combat.
5. Music To adjust (the pitch of an instrument) to a temperament.
To be or become tempered.
1. A state of mind or emotion; disposition: an even temper.
2. Calmness of mind or emotions; composure: lose one's temper.
a. A tendency to become easily angry or irritable: a quick temper.
b. Anger; rage: a fit of temper.
4. A characteristic general quality; tone: heroes who exemplified the medieval temper; the politicized temper of the 1930s.
a. The condition of being tempered.
b. The degree of hardness and elasticity of a metal, chiefly steel, achieved by tempering.
6. A modifying substance or agent added to something else.
7. Archaic A middle course between extremes; a mean.

[Middle English temperen, from Old English temprian, from Latin temperāre, probably from variant of tempus, tempor-, time, season.]

tem′per·a·bil′i·ty n.
tem′per·a·ble adj.
tem′per·er n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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Selon le SG du Syndicat autonome des travailleurs de l'education et de la formation (Satef), Boualem Amoura, il s'agit, surtout, de tenter d'aplanir les differends et temperer les velleites de leadership.
Soldiers from Operation Temperer, who normally help police with the aftermath of terror attacks, have been drafted in to discuss a range of issues, including distributing drugs, guarding petrol stations against possible fuel riots and helping with border controls.
"About 20 officers who normally oversee Operation Temperer...
Soldiers from Operation Temperer - who help police with the aftermath of terror attacks - have been drafted in over fears on a range of issues from distributing medicines to guarding petrol stations against possible fuel riots.
Sunday Timesreports that this will be overseen by around 20 Operation Temperer officers - who are typically reserved for army response to terror attacks.
Dans une ere ou les catastrophes naturelles sont, en raison de l'activite humaine, toujours plus frequentes et plus meurtrieres, ou le terrorisme international cause, quotidiennement, son lot de deces et de disparitions, ou des bateaux sombrent regulierement en Mediterranee et emportent avec eux des foules de migrants a la recherche d'une vie meilleure, et ou les disparitions forcees sont monnaies courantes dans certains coins du globe, le droit de l'absence demeure, encore et toujours, la seule institution a meme de regir la situation juridique de tous ces disparus et de temperer, un tant soit peu, l'incertitude qui en decoule.
Operation Temperer, which involves the use of military personnel to aid security, was put in place after the threat level was raised.
The Prime Minister announced the first stage of Operation Temperer would be going into effect, which means armed troops will be sent to key locations including nuclear sites, freeing up armed officers to police the streets.