permanent deformation
31Strength of materials — Internal force lines are denser near the hole, a common stress concentration In materials science, the strength of a material is its ability to withstand an applied stress without failure. The applied stress may be tensile, compressive, or shear …
32Yield (engineering) — The yield strength or yield point of a material is defined in engineering and materials science as the stress at which a material begins to deform plastically. Prior to the yield point the material will deform elastically and will return to its… …
33stress — stressless, adj. stresslessness, n. /stres/, n. 1. importance or significance attached to a thing; emphasis: to lay stress upon good manners. 2. Phonet. emphasis in the form of prominent relative loudness of a syllable or a word as a result of… …
34elasticity — /i la stis i tee, ee la stis /, n. 1. the state or quality of being elastic. 2. flexibility; resilience; adaptability: a statement with a great elasticity of meaning. 3. buoyancy; ability to resist or overcome depression. 4. Physics. the property …
35ice — iceless, adj. icelike, adj. /uys/, n., v., iced, icing, adj. n. 1. the solid form of water, produced by freezing; frozen water. 2. the frozen surface of a body of water. 3. any substance resembling frozen water: camphor ice …
36yield point — ▪ mechanics in mechanical engineering, load at which a solid material that is being stretched begins to flow, or change shape permanently, divided by its original cross sectional area; or the amount of stress in a solid at the onset of… …
37elastic limit — Physics. the greatest stress that can be applied to an elastic body without causing permanent deformation. Also called limit of proportionality, proportional limit. [1860 65] * * * ▪ mechanics maximum stress or force per unit area within a… …
38Fold (geology) — For other uses, see Fold (disambiguation). Very tight folds. Formation near Moruya, New South Wales, Australia …
39materials science — the study of the characteristics and uses of various materials, as glass, plastics, and metals. [1960 65] * * * Study of the properties of solid materials and how those properties are determined by the material s composition and structure, both… …
40plasticity — /pla stis i tee/, n. 1. the quality or state of being plastic. 2. the capability of being molded, receiving shape, or being made to assume a desired form: the plasticity of social institutions; the great plasticity of clay. [1775 85; PLASTIC +… …
