striation

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

• 🇫🇷Nom désignant un motif ou un arrangement de fines lignes parallèles, de rainures ou de crêtes, souvent observé dans les formations géologiques ou les tissus biologiques.

1. Parallel grooves or scratches C1 formal scientific

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

   • 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.

   🇫🇷striation (géologie, biologie)

2. Muscle fiber pattern C1 formal scientific

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

   • 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.

   🇫🇷Striation musculaire

   Synonymes: striping

3. Stripes of contrasting color C1 formal

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

   • 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.

   🇫🇷Striation (bande de couleur contrastée)

   Synonymes: bandbarlinestreakstripestriping

• striations plural form
• striations' possessive plural form
• striation's possessive singular form