What's the difference between thaw and unfreeze?

Thaw


Definition:

  • (v. i.) To melt, dissolve, or become fluid; to soften; -- said of that which is frozen; as, the ice thaws.
  • (v. i.) To become so warm as to melt ice and snow; -- said in reference to the weather, and used impersonally.
  • (v. i.) Fig.: To grow gentle or genial.
  • (v. t.) To cause (frozen things, as earth, snow, ice) to melt, soften, or dissolve.
  • (n.) The melting of ice, snow, or other congealed matter; the resolution of ice, or the like, into the state of a fluid; liquefaction by heat of anything congealed by frost; also, a warmth of weather sufficient to melt that which is congealed.

Example Sentences:

  • (1) Collagen production of rapidly thawed ligaments was studied by proline incubation at 1 day, 9 days, or 6 weeks after freezing and was compared with that of contralateral fresh controls.
  • (2) Following thawing, the initial motility index (MI) scores of mf cryopreserved by either method were not significantly different from untreated controls; however, over a period of 15 days in culture the MI scores of both cryopreserved groups showed a small but significant overall decline, with the methanol technique producing the lowest scores.
  • (3) In order to maintain its activity, the enzyme was always stored in 1.0-ml aliquots at temperatures below -20 degrees C and each aliquot when thawed was used immediately; any left over enzyme was never reused.
  • (4) Cryotherapy with high-flow nitrous oxide was applied to the lid margin for 45 seconds in a freeze-thaw-freeze cycle.
  • (5) Three freeze-thaw cycles released a large proportion (50% to 60%) of the TCA-precipitable radioactivity from the worms.
  • (6) The effects of intravenous administration of DDAVP to blood donors and the use of DDAVP plasma for the production of cryoprecipitate in the closed thaw-siphon system were evaluated.
  • (7) Binding of [125I]-labelled ifenprodil, a non-competitive N-methyl-D-aspartate (NMDA) antagonist acting at the polyamine domain, was studied in washed, frozen-thawed synaptic membranes.
  • (8) These observations may be important in the development of laboratory protocols for freezing and clinical protocols for using frozen-thawed sperm.
  • (9) After being thawed at room temperature, the two CM samples were compared as to their pH, spinnbarkeit and ferning patterns, and it was found that they are quite similar.
  • (10) Freeze-thawed epimastigotes were used as a control antigen.
  • (11) To gain some understanding of the mechanism of cell fusion, cell ghosts prepared by freeze-thawing intact cells were incubated with intact cells.
  • (12) Particularly, the losses during blanching and thawing (drip) are discussed.
  • (13) However, mitochondrial susceptibility to rupture by freezing and thawing was not affected.
  • (14) Jackets were frozen for storage and were later thawed and placed on experimental alien lambs.
  • (15) This case illustrates: (1) acid medium, chymotrypsin, or sucrose are not needed for the procedure of zona cutting; (2) the zygotes resulting from zona cutting survive through freezing and thawing; and (3) oocyte retrieval can be done concomitant with conservative surgery for endometriosis.
  • (16) Ten eyes were treated with a single freeze-thaw cycle and were observed for 3 to 18 months.
  • (17) The choice of optimal freezing and thawing parameters is discussed.
  • (18) Although freezing and thawing produced additional decrements in all the assays, the hypotonic stress response was better by a factor of 3.5 than that previously obtained in a cryopreservation method using 0.5 molar glycerol.
  • (19) Lamb leg and rib roasts were more tender when cooked from the thawed state.
  • (20) Four- and eight-cell embryos from 3 mouse genotypes were cryopreserved to study the relationship of genetics and freezing variables on post-thaw survival.

Unfreeze


Definition:

  • (v. t.) To thaw.

Example Sentences:

  • (1) Contents of water in mitochondria were increased significantly with the ratio of freezable water to unfreezable water unchanged.
  • (2) Mr Taub was summoned following the Israeli decisions to build 3,000 new housing units in East Jerusalem and the West Bank, to unfreeze planning in the area known as E1 and to withhold tax revenue from the Palestinian Authority.
  • (3) Likewise significantly different limit values of unfreezable water Wu were reached for smaller Wt the greater the crosslinking of collagen.
  • (4) But the Guardian understands that the unfreezing of the aid was formally approved by the Department for International Development, the FCO and Downing Street.
  • (5) The remarks by Hague allowed the government to unfreeze £91m in UK assets belonging to the Arabian Gulf Oil Company, a Libyan oil firm under the NTC's control, which had been on an EU sanctions list.
  • (6) He said Britain would work to unfreeze regime assets, including £91m in oil company assets, and make them available to the NTC.
  • (7) Removal of unfreezable water of cells in the drying, therfore, might induce deoxyribonucleic acid strand breaks.
  • (8) Mitchell decided to unfreeze the aid to Rwanda last month, citing progress at the International Conference on the Great Lakes Region under the chairmanship of Yoweri Kaguta Museveni, the president of Uganda.
  • (9) The unfreezable water capacity of "matzo" model crackers, as measured by DSC, ranged from ca.
  • (10) But the state of the body also meant the postmortem took longer because the pathologist had to wait for it to unfreeze naturally - a desperate delay for detectives wanting to know how and when Yeates died.
  • (11) Updated at 10.17am GMT 9.33am GMT Eurozone officials predict Greek delays The newswires are now buzzing with eurozone officials saying the decision on Greece's aid deal will be delayed until later this month: • REUTERS: SENIOR EU OFFICIAL SAYS UNLIKELY THAT EURO ZONE MINISTERS CAN TAKE FINAL DECISION ON UNFREEZING AID FOR GREECE ON MON, SECOND MEETING PROBABLY NEEDED DJ FX Trader (@djfxtrader) Very Possible There will be 2nd Round of Discussions on Greece-Euro Zone Official November 9, 2012 9.06am GMT An early bid for quote of the day... Peter Spiegel (@SpiegelPeter) "I'm very much looking forward to 1st boring #eurogroup .
  • (12) Draghi said the "non-standard measures" were aimed at helping to unfreeze lending to households and businesses.
  • (13) Staff development educators are instrumental as change agents in identifying the need for change, developing and implementing a strategic plan to unfreeze, change, and refreeze learning behavior, and evaluating its effectiveness.
  • (14) Britain and France would also press for a fresh UN security council resolution on Friday to unfreeze all Libyan assets, the prime minister said.
  • (15) Water behavior was assessed from high resolution [1H] nuclear magnetic resonance (NMR) spin-spin relaxation studies and differential scanning calorimetric (DSC) measurements of unfreezable water content.
  • (16) Putin signed a decree on Monday to unfreeze the ban on delivering the $800m (£546m) contract for the Russian-made S-300 missiles as Moscow forged ahead with a $20bn oil-for-goods barter deal with Tehran.
  • (17) Currently the western offer consists of presidential waivers and the unfreezing of blocked Iranian assets in the west.
  • (18) But matching Labor’s commitments on things like unfreezing MBS indexation would blow a hole in the budget worth several billions over the forward estimates, unless the Coalition is now signalling an intention to drop its election commitments, like business tax cuts.
  • (19) The difference between the amount of water molecules that froze in calorimetry and the total amount of water detected by gas chromatography indicates the presence of unfreezable, tightly bound water molecules.
  • (20) Updated at 4.33pm GMT 3.49pm GMT Givat Hamatos While the decision to unfreeze development in the E1 area , is attracting particularly strong condemnation, because it would split the West Bank into two and isolate East Jerusalem, Israel is also set to give its final approval to "a new Jewish neighbourhood in south-east Jerusalem called Givat Hamatos, the first completely detached new Jewish neighbourhood over the Green Line since the construction of Har Homa in 1997".

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