• WordNet 3.6
    • v stiffen make stiff or stiffer "Stiffen the cream by adding gelatine"
    • v stiffen become stiff or stiffer "He stiffened when he saw his boss enter the room"
    • v stiffen restrict "Tighten the rules","stiffen the regulations"
    • ***
Webster's Revised Unabridged Dictionary
    • v. i Stiffen To become stiff or stiffer, in any sense of the adjective. "Like bristles rose my stiffening hair.""The tender soil then stiffening by degrees.""Some souls we see,
      Grow hard and stiffen with adversity."
    • Stiffen To inspissate; to make more thick or viscous; as, to stiffen paste.
    • Stiffen To make stiff; to make less pliant or flexible; as, to stiffen cloth with starch. "Stiffen the sinews, summon up the blood."
    • Stiffen To make torpid; to benumb.
    • ***
Century Dictionary and Cyclopedia
    • stiffen To become stiff. To become less flexible or pliant; become rigid.
    • stiffen To become less soft or fluid; grow thicker or harder; become inspissated: as, jellies stiffen as they cool.
    • stiffen To become steady and strong: as. a stiffening breeze.
    • stiffen To become unyielding; grow rigid, obstinate, or formal.
    • stiffen To become higher in price; become firmer or more unyielding: as, the market stiffens.
    • stiffen To make stiff. To make less pliant or flexible.
    • stiffen To make rigid, constrained, formal, or habitual.
    • stiffen To make more thick or viscous; inspissate: as, to stiffen paste.
    • stiffen To make stubborn or obstinate.
    • ***
Chambers's Twentieth Century Dictionary
    • v.t Stiffen to make stiff
    • ***


  • Francis H. Bradley
    “Our live experiences, fixed in aphorisms, stiffen into cold epigrams. Our heart's blood, as we write it, turns to mere dull ink.”
  • Edward M. Forster
    “Faith, to my mind, is a stiffening process, a sort of mental starch, which ought to be applied as sparingly as possible.”


Webster's Revised Unabridged Dictionary
See Stiff
Chambers's Twentieth Century Dictionary
A.S. stíf, stiff; Dut. stijf, Dan. stiv.


In literature:

The old man stiffened into a salute, wheeled, and disappeared down the company street.
"The Adventures of Piang the Moro Jungle Boy" by Florence Partello Stuart
Bemmon stiffened at the sight of his unearthed cache and color drained away from his face.
"Space Prison" by Tom Godwin
The itself is used as a kind of glue, and is purchased by the cloth-draper for stiffening.
"Cattle and Their Diseases" by Robert Jennings
Pixie flounced, and a quiver of indignation stiffened her small body.
"The Love Affairs of Pixie" by Mrs George de Horne Vaizey
Just stiffen your backbone, and remember that you are the granddaughter of Cynthia Warfield.
"Mistress Anne" by Temple Bailey
She glanced casually out of the window and stiffened in something very like horror.
"The Fighting Shepherdess" by Caroline Lockhart
Early's mind suddenly stiffened with horror.
"Jewel Weed" by Alice Ames Winter
It was only for a second; for as quick as a flash, Mr. Roddy seemed to stiffen every muscle in his body.
"The Blue Wall" by Richard Washburn Child
I'll try to stiffen up.
"The Snowshoe Trail" by Edison Marshall
Instantly his pride rose and his neck stiffened.
"The heart of happy hollow" by Paul Laurence Dunbar
The stocktaking is nothing; but I was afraid I might get another that would stiffen me properly.
"The Ebbing Of The Tide" by Louis Becke
In the evening Robert got an explanation of that sudden stiffening in his auditor of the afternoon, which had perplexed him.
"Robert Elsmere" by Mrs. Humphry Ward
The bitter frost claimed Breed's swollen foot and stiffened it, numbing all sense of pain.
"The Yellow Horde" by Hal G. Evarts
Jack was, indeed, so stiffened and sore and weary that he had been wondering how he could climb the side of a ship.
"Blackbeard: Buccaneer" by Ralph D. Paine
Bobby's muscles stiffened to the point of aching.
"The Adventures of Bobby Orde" by Stewart Edward White
Again the pony stiffened, and again the steer went down with a thud.
"The Range Boss" by Charles Alden Seltzer
He shot up a full inch, stiffened, searched her with smouldering eyes, then held her hard against him.
"The Branding Iron" by Katharine Newlin Burt
Rather a dreadful face it was, with wide-open, staring eyes protruding through a stiffening mask of gore.
"The Dop Doctor" by Clotilde Inez Mary Graves
Involuntarily she stiffened under his affectionate grasp and held back.
"The Comings of Cousin Ann" by Emma Speed Sampson
But the stiffened clutch of the drugged man made it impossible either to release the box or get at the keyhole.
"The Dark Star" by Robert W. Chambers

In poetry:

"It could not be ! her grave had clos'd,
And it covered was for aye.
I had seen the body on the bier,
And it was stiffen'd clay:
"The Penitent's Confession" by Anne Bannerman
Sudden she stopp'd, for now in view
The crowded hall appear'd.
Chill horror seiz'd her stiffen'd frame,
Her voice no more was heard.
"A Ballad" by Jane Bowdler
"At the dead of night the deed was done,
And I saw her laid upon the bier ;
But that stiffening hand and straining eye
Are ever, ever near !
"The Penitent's Confession" by Anne Bannerman
A thousand times by sea and shore,
In my wild dreams I see him lie,
With face upturned toward the sky,
Murdered, and stiffening in his gore;—
"The Watch-Light" by Kate Seymour Maclean
Weeping for another's woe,
Tears flow then that would not flow
When our sorrow was our own,
And the deadly, stiffening blow
Was upon our own heart given
In the moments that have flown!
"For Others" by Rose Hawthorne Lathrop
She sat with dead cold limbs, stiffen'd to stone;
She took the gory head up in her arms;
She kiss'd the pale lips; she had no tears to shed;
She hugg'd it to her breast, and groan'd her last.
"Fair Elanor" by William Blake

In news:

Tough Cherokee defense stiffens on the goalline once again.
The Assembly rejected legislation Wednesday to place before voters a proposal to stiffen requirements for qualifying and approving citizen-led initiative drives that would alter the state constitution.
Congress must stiffen work rules for welfare.
Singapore Looks to Stiffen Casino Regulations.
Bill would stiffen sex offender penalties.
Assembly passes bill to stiffen penalties for road-rage drivers.
Fame May Stiffen Teen Bandit's Sentence.
BP, Other Oil Companies Opposed Effort to Stiffen Environmental, Safety Rules for Offshore Drilling.
Stiffening human trafficking penalties with Proposition 35.
That's the knee that Magglio hurt a few years back, and it does stiffen up every now and then.
Stiffen up your Mustang's front end with this adjustable system from Total Control Products.
Insecure reporters need to stiffen their backbone .
Many Maryland municipalities are balking at a state law aimed at stiffening their ethics rules.
President Barack Obama’s re-election has stiffened Democrats’ spine against cutting popular benefit programs like Medicare and Social Security.
Morgan attributes recent stiffening to team unity.

In science:

The main effects of the jet resolution on the jet energy spectrum are to shift it to higher energy and stiffen the slope slightly.
sPHENIX: An Upgrade Concept from the PHENIX Collaboration
Furthermore, one can show that the form of the magnon propagator remains unchanged in second order in ∆/U , but magnons are stiffened by a factor of (1 + λ(∆/U )2 ).
Disorder and Impurities in Hubbard-Antiferromagnets
Therefore, the collapse continues until the equation of state stiffens by nucleon degeneracy pressure at about nuclear density (3 × 1014 g cm−3 ).
Physics with Supernovae
It would be very interesting to see how the representation topology on S 1 stiffens and rigidifies as the degree of smoothness increases. A recent pa per of Amie Wilkinson and Lizzie Burslem produces striking examples of rigidity of solvable group actions at every degree r of smoothness.
Dynamical forcing of circular groups
Neutrinos trapped in dense matter enforce its high electron fraction (∼ 30 percent), stiffen the equation of state, and prohibit the formation of hyperons.
Gamma-Ray Bursts from quark stars
But such a force brings with it classical noise, since it essentially corresponds to (one-sided) stiffening of the mechanical connection of the mirror.
Trapping and Cooling a mirror to its quantum mechanical ground state
The basic detection units are detector slabs (Figure 3.2) which consist of a stiffening H-structure from carbon fiber material embedding a tungsten sheet overlaid by silicon pad sensors.
CALICE Report to the Calorimeter R&D Review Panel
Without a stiffening a spherical star in the newtonian theory would collapse into a point with an infinite density (singularity).
Dynamic stabilization of non-spherical bodies against unlimited collapse
This can only mean, that correlations beyond the one-loop level could be important to stiffen the hyperon contributions to the EoS.
On the appearance of hyperons in neutron stars
This might also stiffen the highdensity equation of state.
On the appearance of hyperons in neutron stars
Even the highest redshift galaxies seem to be dominated by relatively evolved stellar populations with no indication of first star s features, hence stiffening the problem of finding these elusive early stars.
First Stars IV: Summary Talk
P , leading to a crumpled phase at any nonzero temperature .1 Internal order tends to stiffen a membrane.
Fluctuating Membranes with Tilt Order
The main effect is to stiffen the spectrum of heavy charm and bottom hadrons.
QCD Event Generators
As a first step we consider three different couplings involving local pinching (or swelling), stiffening or tilt of the membrane.
Structure Factor of a Lamellar Smectic Phase with Inclusions
In contrary to the case of “pinch” inclusions, a stiffening of the Lα phase is observed for inclusions increasing locally the bending rigidity of the membrane.
Structure Factor of a Lamellar Smectic Phase with Inclusions