Dictionary » H » Harden



1. To make hard or harder; to make firm or compact; to indurate; as, to harden clay or iron.

2. To accustom by labour or suffering to endure with constancy; to strengthen; to stiffen; to inure; also, to confirm in wickedness or shame; to make unimpressionable. Harden not your heart. I would harden myself in sorrow. (job vi. 10)

Origin: oe. Hardnen, hardenen.

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Thinking in terms of evolution

... diffused. Nor could we check our sympathy, if so urged by hard reason, without deterioration in the noblest part of our nature. The surgeon may harden himself whilst performing an operation, for he knows that he is acting for the good of his patient; but if we were intentionally to neglect the ...

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by Luxorien
Sat Nov 16, 2013 7:14 pm
Forum: Evolution
Topic: Thinking in terms of evolution
Replies: 4
Views: 2309

Non-Hygroscopic Lactic Acid?

... make my mix and use it immediately so there is no time for it to change its texture or consistency. When making it to send to family it will harden on top and darken in color after exposed to air in just half a day. I need it to keep for much longer. Even if I put it in an airtight container ...

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by TheRoseFire
Mon May 09, 2011 5:53 am
Forum: Molecular Biology
Topic: Non-Hygroscopic Lactic Acid?
Replies: 0
Views: 2300

The Backster Effect and Implications

... have emotions on the same order as us or other sentient chordates, but there is the drive to survive and propagate. The fact that trees actually harden themselves to an oncoming beetle wave (before they arrive) belies at least a sense of self-preservation, therefore something akin to sentience. ...

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by killmenow13041
Tue Nov 16, 2010 11:59 pm
Forum: Botany Discussion
Topic: The Backster Effect and Implications
Replies: 10
Views: 14628

Re: Why is exercise important?

... and blood circulation slows down when we don't move our limbs much. Muscles also require use in order to replace themselves, otherwise they harden and become useless, and bones become brittle when not regularly supporting our movement. Ever look at kids on a playground and wonder why you ...

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by terryandrews
Sat Sep 11, 2010 11:57 pm
Forum: General Discussion
Topic: Why is exercise important?
Replies: 5
Views: 4493

Re: Green Mosquito===Photos Available

From what you've said and the photos, this looks like a recently emerged (teneral) adult. The cuticle, especially of the body can take some time to harden properly, hence the light colouration.

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by Scrubmuncher
Thu Dec 10, 2009 9:25 am
Forum: Zoology Discussion
Topic: Green Mosquito===Photos Available
Replies: 74
Views: 129401
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