(pathology, especially in plural) Elongated, double-pyramidal crystal of eosinophils found in the sputum in bronchial asthma

plural of thorn-apple crystal

(medicine) An ammonium urate crystal having a rounded form with many projecting points.

plural of crystal radio receiver

Synonym of crystal set

a clock which is regulated by a quartz crystal

(chemistry, physics) A description of various properties of transition element complex compounds that compares the effects of its ligands to that of neighbouring atoms in a crystal

plural of quartz-crystal clock

a display technology based on the ferroelectric properties of chiral smectic liquid crystals

plural of ferroelectric liquid-crystal display