What's the difference between righten and tighten?

Righten


Definition:

  • (v. t.) To do justice to.

Example Sentences:

  • (1) Washington rightened themselves a bit in the fourth quarter, even building up a nine-point lead, but Indiana kept chipping away.
  • (2) The intra-SI injection (ipsilateral to the kindled AM) induced a transient incoordination followed by immobility with loss of the rightening reflex, beginning at about 5 min following the injection and lasting for about 3 h. When the animals were stimulated at the previously established generalized seizure triggering threshold (GST) 45 min after the injection, the kindled seizure regressed to earlier stages although the afterdischarge (AD) duration remained unchanged.
  • (3) Eight months after the onset, she was left with bradykinesia, disturbance of rightening reflex, emotional lability and impairment of recent memory with a long period of amnesia, including not only her illness and subsequent events but also about several years before her illness.

Tighten


Definition:

  • (v. t.) To draw tighter; to straiten; to make more close in any manner.

Example Sentences:

  • (1) In a clear water reservoir built in ready construction after a working-period of five months quite a lot of slime could be found on the expansion joint filled with tightening compound on the base of Thiokol.
  • (2) Under pressure from many backbenchers, he has tightened planning controls on windfarms and pledged to "roll back" green subsidies on bills, leading to fears of dwindling support for the renewables industry.
  • (3) Since then, Republican activists and enthusiasts have been energised and polls have tightened.
  • (4) With the City's regulatory framework being tightened by the coalition government, which is disbanding the FSA and handing control of bank oversight to the Bank of England , there is concern in London that the US politicians are being opportunistic.
  • (5) We need to stop making excuses for them: But it is up to the state to close the loopholes Yes, the state must work continually to tighten and simplify the tax regime, which is a deliberate mess keeping an entire industry of accounting firms and tax lawyers fed.
  • (6) A simplified procedure is described whereby tissue is removed via a posterior eyelid approach so that the eyelid may be tightened both horizontally and vertically, thus inverting the punctum and fixating it in the lacrimal lake.
  • (7) Increased slippage torques of approximately 100 per cent were noted in all interfaces at low values of tightening torque (6 and 8 N m) of the wing-nut clamp and improvements of not less than 50 per cent were obtained at higher tightening torques (10 and 12 N m) on the wing-nut clamp.
  • (8) After the 2009 shooting, the US military tightened security at bases nationwide.
  • (9) Several procedures have been developed to restore closure of the paralyzed upper eyelid (implantation of gold weights or open wire springs) or to correct lower lid lagophthalmos and ectropion (lower lid tightening with a Bick procedure or insertion of a closed eyelid spring).
  • (10) Otherwise, the United States will continue to work with allies and partners to tighten national and international sanctions to impede North Korea's nuclear and missile programmes."
  • (11) Tightening compounds which were used in the sphere of drinking-water led to a microbial settlement that differs in points of quantity and quality depending on the kind of material.
  • (12) As border security has been tightened in recent years, and the flow of migrant workers has declined, routes across the border have been controlled by violent drug cartels.
  • (13) Emanuel has received backing from establishment Democrats and business leaders who have praised his financial acumen, including attracting new businesses and budget tightening to attempt to close a roughly $300m operating deficit.
  • (14) Installation of an irrigation infusion in the postoperative period and well-tightened connections help avoid such complications as thrombus formation, bleeding or air embolism.
  • (15) | Hugh Muir Read more Wherever Labour people gather to discuss how to break out of the vice tightening around the party, answers fail amid sighs of utter despair.
  • (16) Labour sources said they also wanted to make sure that the legislation was tightened up so jobseekers' regular rights of appeal, separate to the court of appeal judgment, were not also trampled on by the new law.
  • (17) All of this has been accompanied by ideological tightening across academia, religion, even state media and officialdom itself: a sort of sterilisation of the environment.
  • (18) Plans to tighten regulation of Britain's main banks will also include "living wills", which the FSA said was moving ahead quickly.
  • (19) Tightening of clasps already in contact with a tooth frequently produces adverse changes.
  • (20) They are already under pressure from their regulator, the Financial Services Authority, to tighten their lending criteria.

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