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hardening

[hahr-dn-ing] /ˈhɑr dn ɪŋ/
noun
1.
a material that hardens another, as an alloy added to iron to make steel.
2.
the process of becoming hard or rigid.
Origin of hardening
1620-1630
1620-30; harden + -ing1

harden

[hahr-dn] /ˈhɑr dn/
verb (used with object)
1.
to make hard or harder:
to harden steel.
2.
to make pitiless or unfeeling:
to harden one's heart.
3.
to make rigid or unyielding; stiffen:
The rigors of poverty hardened his personality.
4.
to strengthen or confirm, especially with reference to character, intentions, feelings, etc.; reinforce.
5.
to make hardy, robust, or capable of endurance; toughen.
6.
Military. to reinforce the structure of (a military or strategic installation) to protect it from nuclear bombardment.
verb (used without object)
7.
to become hard or harder.
8.
to become pitiless or unfeeling.
9.
to become rigid or unyielding; stiffen:
His personality hardened over the years.
10.
to become confirmed or strengthened:
His resistance hardened.
11.
to become inured or toughened:
The troops hardened under constant fire.
12.
Commerce.
  1. to cease to fluctuate; firm:
    When the speculators withdrew from the market, the prices hardened.
  2. to rise higher.
Origin
1150-1200; Middle English; see hard, -en1
Related forms
hardenable, adjective
hardenability, noun
overharden, verb
preharden, verb (used with object)
reharden, verb
unharden, verb (used with object)
unhardenable, adjective
Synonyms
1. solidify, indurate; petrify, ossify. 4. fortify, steel, brace, nerve.
Antonyms
1. soften. 4. weaken.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for hardening
Contemporary Examples
Historical Examples
  • For sin weakens the sense of individual guilt, and thus deceives men by hardening their hearts.

  • They were street boys; their lives had been spent in a hardening atmosphere.

    Ester Ried Yet Speaking Isabella Alden
  • That very night a sharp frost set in, hardening the moist and swampy grounds over which they had to pass.

  • He was hardening his throat, and so slept with a wet towel about it.

    K Mary Roberts Rinehart
  • Their long rest had rendered them somewhat “soft,” though the hardening would be rapid.

    A Waif of the Mountains Edward S. Ellis
British Dictionary definitions for hardening

hardening

/ˈhɑːdənɪŋ/
noun
1.
the act or process of becoming or making hard
2.
a substance added to another substance or material to make it harder

harden1

/ˈhɑːdən/
verb
1.
to make or become hard or harder; freeze, stiffen, or set
2.
to make or become more hardy, tough, or unfeeling
3.
to make or become stronger or firmer: they hardened defences
4.
to make or become more resolute or set: hardened in his resolve
5.
(intransitive) (commerce)
  1. (of prices, a market, etc) to cease to fluctuate
  2. (of price) to rise higher
See also harden off, harden up

harden2

/ˈhɑːdən/
noun
1.
a rough fabric made from hards
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for hardening

harden

n.

c.1200 (replacing Old English heardian) "to make (something) hard," from hard + -en (1). Meaning "to become hard" is late 14c. Related: Hardened (figurative sense of "unfeeling" is from late 14c.); hardening.

Online Etymology Dictionary, © 2010 Douglas Harper
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14
16
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