striation

• اسم يشير إلى نمط أو ترتيب من الخطوط المتوازية الدقيقة أو الأخاديد أو النتوءات، ويُرى غالبًا في التكوينات الجيولوجية أو الأنسجة البيولوجية.

A noun referring to a pattern or arrangement of fine parallel lines, grooves, or ridges, often observed in geological formations or biological tissues.

1. Parallel grooves or scratchesC1formalscientific

   A series of tiny, parallel grooves, lines, or scratches on a surface, often caused by geological or biological processes.

   تخطيط

   • The rock surface showed clear striations from glacial movement.
   • Geologists studied the striations to understand the glacier's path.
   • Microscopic striations were visible on the polished metal.

2. Muscle fiber patternC1formalscientific

   The alternating light and dark bands or ridges visible in certain types of muscle tissue, such as skeletal or cardiac muscle.

   التخطيط العضلي

   • The striations in the cardiac muscle were clearly visible under the microscope.
   • Skeletal muscle fibers exhibit characteristic striations.
   • The loss of striations can indicate muscle damage.

   المرادفاتstriping

3. Stripes of contrasting colorC1formal

   A stripe or band of color that contrasts with the surrounding area.

   خطوط بلون متباين

   • The butterfly's wings had delicate striations of blue and black.
   • The mineral displayed beautiful striations of white and gray.
   • The artist used fine striations of gold paint to add texture.

   المرادفاتbandbarlinestreakstripestriping