liquid crystal — a liquid having certain crystalline characteristics, esp. different optical properties in different directions when exposed to an electric field. [1890 95] * * * Substance that flows like a liquid but maintains some of the ordered structure… … Universalium
liquid crystal display — n. LCD * * * ▪ electronics Introduction electronic display device that operates by applying a varying electric voltage to a layer of liquid crystal, thereby inducing changes in its optical properties. LCDs are commonly used for portable… … Universalium
Liquid crystal — Schlieren texture of liquid crystal nematic phase Liquid crystals (LCs) are a state of matter that have properties between those of a conventional liquid and those of a solid crystal.[1] For instance, an LC may flow like a liquid, but its… … Wikipedia
Liquid crystal thermometer — A liquid crystal thermometer or plastic strip thermometer is a type of thermometer that contains heat sensitive (thermochromic) liquid crystals in a plastic strip that change color to indicate different temperatures. [http://kicp… … Wikipedia
Selected phases characteristic of liquid-crystal-forming molecules — ▪ Table Selected phases characteristic of liquid crystal forming molecules phase order isotropic liquid full continuous translational and rotational symmetry nematic molecular orientation breaks rotational symmetry untilted tilted smectic A… … Universalium
smectic — [smek′tik] adj. [< L smecticus, cleansing < Gr smēktikos < smēktos, smeared (< smēchein, to wipe off: for IE base see SMITE) + ikos, IC] designating or of a kind of liquid crystal in which the molecules form layers, with the molecules … English World dictionary
smectic — smec·tic smek tik adj of, relating to, or being the phase of a liquid crystal characterized by the arrangement of the molecules in layers with the long axes of the molecules in a given layer being parallel to one another and perpendicular to the… … Medical dictionary
smectic — 1. adjective Describing a class of liquid crystals whose molecules are aligned in layers, with the molecules lying perpendicular to the plane of the layers 2. noun Such a liquid crystal … Wiktionary
smectic — adjective Etymology: Latin smecticus cleansing, having the properties of soap, from Greek smēktikos, from smēchein to clean Date: 1923 of, relating to, or being the phase of a liquid crystal characterized by arrangement of molecules in layers… … New Collegiate Dictionary
smectic phase — a liquid crystal phase that exhibits molecular orientation and arrangement in equispaced planes but no periodicity within the planes, having separate layers with little viscosity … Medical dictionary