refractory

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refractory

 [re-frak´tah-re]
1. not readily yielding to treatment.
2. not responding to a stimulus.

re·frac·to·ry

(rē-frak'tōr-ē),
1. Resistant to treatment, as of a disease. Synonym(s): intractable (1) , obstinate (2)
2. Synonym(s): obstinate (1)
[L. refractarius, fr. refringo, pp. -fractus, to break in pieces]

refractory

/re·frac·to·ry/ (re-frak´tor-e)
1. resistant to treatment.
2. not responding to a stimulus.

refractory

(rĭ-frăk′tə-rē)
adj.
Resistant to treatment: a refractory case of acne.

re·frac′to·ri·ly adv.
re·frac′to·ri·ness n.

refractory

[rifrak′tərē]
Etymology: L, refringere
1 pertaining to a disorder that is resistant to treatment.
2 property of conductive tissue to return to original related state in preparation for a second stimulus.

refractory

adjective Resistant to therapy; intractable; unresponsive.

refractory

adjective Intolerable, resistant to therapy, intractable, unresponsive, stubborn

re·frac·to·ry

(rĕ-frak'tŏr-ē)
1. Resistant to treatment, as of a disease.
Synonym(s): intractable (1) , obstinate (2) .
2. Synonym(s): obstinate (1) .
[L. refractarius, fr. refringo, pp. -fractus, to break in pieces]

refractory

intractable; resistant to treatment

re·frac·to·ry

(rĕ-frak'tŏr-ē)
Resistant to treatment, as of a disease.
[L. refractarius, fr. refringo, pp. -fractus, to break in pieces]

refractory (rēfrak´tərē),

adj pertaining to the ability to withstand the high temperatures used in certain dental laboratory procedures. See also cast, refractory.

refractory

not readily yielding to treatment.

refractory period
the period of depolarization and repolarization of the cell membrane after excitation; during the first portion (absolute refractory period), the nerve or muscle fiber cannot respond to a second stimulus, whereas during the relative refractory period, it can respond only to a strong stimulus.
myocardial refractory state
the myocardium is refractory to stimulation during the action potential period, excitability returning in the repolarization phase; initially there is a period of supernormality.
References in periodicals archive ?
The new refractory lining has also improved chemistry control because spout metal gets hot quicker.
The cost of emission control and the rising cost of coke have prompted metalcasting facilities to expend efforts to reduce the consumption of coke by installing refractory linings in cupolas or recovering heat from the exhausting cupola gases.
As noted earlier, "zoned refractory linings" are popular by end-users; industrial customers often insist on having different kinds of refractory linings for different parts of their furnaces and other operations.
The Dampney Thurmalox[R] 260 TIC series of coatings is designed to give warning when a pipe, vessel, reactor, transfer line, or similar equipment overheats as a result of failure of refractory linings or the bypassing of hot gasses.
Elementis said it had been forced to restructure the business following a "significant" fall in chrome oxide sales for aerospace alloys, ceramic pigments and refractory linings.
Their engineers operate with pin point precision, fixing refractory linings day in day out at 1,500 degrees plus
Cardox can be an effective cleaning mechanism, but the extremely high pressures can be dangerous, and it can really take a toll on refractory linings.
The mission is to carry out refractory linings and the control inspections in the B production in EustergE[micro]tland and SE[micro]rmland.
Heat-resistant steel and ceramic fiber insulation eliminate the need for refractory linings and allow the operating temperature to be reached quickly.
Ladle linings are refractory linings for steel and iron ladles that protect the ladle from the extreme temperatures and chemical attack generated by the molten metal.