refractory

[US]/rɪˈfræktəri/
[UK]/rɪˈfræktəri/
Frequency: Very High

Translation

adj.stubborn, obstinate, difficult to treat;resistant to melting, hard to fuse.

Phrases & Collocations

refractory material

refractory period

refractory brick

refractory lining

refractory metal

castable refractory

refractory steel

insulating refractory

refractory clay

refractory coating

refractory concrete

Example Sentences

a refractory material such as silica.

a refractory case of acne.

healing of previously refractory ulcers.

Objective to approach the method to treat the refractory aseptic impetiginous dermatosis.

Objective:To study the influence of ethanol on absolute refractory period of sciatic nerve in hoptoad.

Care must be taken to completely seal entrance plugs(eg. at a manway)in refractory linings.

It will be helpful in development of superduty refractory used for the CDQ lining brick.

The Preparation method of cheap aluminium dihydric phosphate and its application in refractories have been intro-duced.

loathe, pertinacious, impenitent, refractory, obstinate, grudging, obdurate, mutinous, recalcitrant.

The key to treatment of refractory ores is preoxidation and deleading absorption of carbon on gold.

Roughing and semifinishing of refractory steel ,manganese steel,stainless steel ,etc.

It`s made from periclasite and magnesite alumi-nium spinel with alkaline refractory pr oducts as raw material .

as refractory as a mule. One that isrecalcitrant not only resists authority but rebels against it:

Aiming at the different linings of rotary kiln, the corrasive effect and mechanism of impurity elements/compounds on refractory are analysed.

The medium and small - sized furnace stack gunning with unshaped refractory materials is a new repatching technology.

classⅢ, majority of them are postassium blockers which primarily prolong refractory period, such as amiodarone, bretylium and sotolol;

Objective To explore the therapeutic effect of ascites superfilter concentration and reinfusion method on hepatic cirrhosis patients with refractory ascites.

The results have shown that the brown alundum coatings are high-class neutral refractory coatings and are used with success in iron and steel cast-ings.

The specific properties of gypsum and its slurry, the effect of different refractories on the properties of plaster molding, and how to control main process of gypseous mold are analyzed.

Real-world Examples

A split second later, the ventricle enters its refractory period.

Source: Osmosis - Cardiovascular

And women may not experience a refractory period at all.

Source: World Atlas of Wonders

But this time the opposite thing happens, and the ventricle's in refractory, so it doesn't contract!

Source: Osmosis - Cardiovascular

In patients who don't take their medication regularly, epilepsy may become refractory and they then have to take lifelong therapy.

Source: Daily Life Medical Science Popularization

Most often, the aberrancy is due to a right bundle branch block because that's the one that has a longer refractory period.

Source: Osmosis - Cardiovascular

This part of the Course was usually lightened by several single combats between Biddy and refractory students.

Source: Great Expectations (Original Version)

The result is a slowed repolarization hence a prolonged duration of action potentials and refractory period.

Source: Cardiology

The means commonly employed, however, the imprisonment of all the refractory members, one would think, were forcible enough.

Source: The Wealth of Nations (Part Four)

Instead, they remove the refractory period of neurons that are already active and can cause your thoughts, imagination, and perception to utterly magnify itself.

Source: Asap SCIENCE Selection

The boss refractory is near the Iraq-Kuwait border and Al-Musawi says they plan to export their goods to neighboring countries after meeting local demand.

Source: VOA Standard English (Video Version) - 2023 Collection

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