hardening

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hardening

 [hahr´den-ing]
2. the process of making more firm.
hardening of arteries popular term for arteriosclerosis.
work hardening see work hardening.

har·den·ing

(har'den-ing),
1. A condition of lessened reactions to allergens from repeated or prolonged nontherapeutic exposure, similar to hyposensitization.
2. Any procedure in tissue preparation for examinations (for example, sectioning for microscopy) that renders the tissue firmer.

hardening

[här′dəning]
Etymology: AS, heard, hard
2 the procedure of rendering tissue firm, so that it may be more readily cut for purposes of microscopic examination.

hardening

Biochemistry
Hydrogenation of the unsaturated fatty acids in triglycerides into saturated fatty acids.

hard·en·ing

(hahrd'ĕn-ing)
1. A condition of lessened reactions to allergens from repeated or prolonged nontherapeutic exposure, similar to hyposensitization.
2. Any procedure in tissue preparation for examinations, such as sectioning for microscopy, which renders the tissue firmer.

hardening (härˑ·d·ning),

n technique for the cultivation of effective physiologic responsiveness to stress.

hard·en·ing

(hahrd'ĕn-ing)
A condition of lessened reactions to allergens from repeated or prolonged nontherapeutic exposure, similar to hyposensitization.

hardening,

n the process of setting or becoming firm.
hardening, age,
n the precipitation of intermetallic compounds that alters certain physical properties in alloys; usually brought about through heat treatment.
hardening, precipitation,
hardening solution,
hardening, strain,
an increase in proportional limit resulting from distortion of the space lattice and fracture of grain boundaries through cold working. Ductility is markedly reduced.
hardening, work,
n the hardening of a metal by cold work, such as repeated flexing.