stria

A noun referring to a thin, narrow groove, channel, or streak, often found in parallel sets on surfaces such as rocks or within biological tissues, or a stripe of contrasting color.

• 🇫🇷Nom désignant une fine rainure, un sillon ou une rayure étroite, souvent disposés en rangées parallèles sur des surfaces telles que des roches ou des tissus biologiques, ou encore une bande de couleur contrastante.

1. Geological striae C1 formal scientific

   Any of a number of tiny parallel grooves or scratches, such as those left by a glacier on rocks.

   • The glacier left distinct striae on the bedrock.
   • Geologists studied the striae to understand the ice flow direction.
   • The rock surface was covered with fine parallel striae.

   🇫🇷stries glaciaires

   Synonymes: furrowgroovelinescratchstreakstriation

2. Anatomical striae C1 formal medical

   Streaks or ridges in muscle tissue, such as those found in cardiac or skeletal muscle.

   • Cardiac muscle cells have visible striae under the microscope.
   • The striae in skeletal muscle are due to the arrangement of sarcomeres.
   • Histologists examined the striae to assess muscle health.

   🇫🇷Striation musculaire

   Synonymes: bandlinestreakstriationstripe

3. Stripe of contrasting color C1 formal

   A stripe or band of contrasting color on a surface.

   • The butterfly's wings had delicate striae of blue and gold.
   • The mineral displayed beautiful striae of different hues.
   • The fabric had subtle striae running through its pattern.

   🇫🇷Strie de couleur contrastante

   Synonymes: bandbarlinestreakstripe

• striae plural form
• striae's possessive plural form
• stria's possessive singular form