discoloration

• اسم يدل على عملية أو نتيجة تغير اللون، غالبًا بطريقة غير مرغوبة أو غير طبيعية.

A noun referring to the process or result of changing color, often in a way that is considered undesirable or unnatural.

1. Change in colorB2formal

   The process or result of something changing from its original color, often due to damage, age, or exposure.

   تغير اللون

   • The sun caused a noticeable discoloration of the curtains.
   • The old photograph showed signs of discoloration around the edges.
   • Discoloration of the skin can be a symptom of certain medical conditions.

   المرادفاتblemishblotchmarksmudgespotstaintarnish

2. Stain or markB2formal

   A spot or area where the color has been altered, often considered a flaw.

   تغيّر اللون أو بقعة

   • The tablecloth had a discoloration from the spilled red wine.
   • The dentist noticed a discoloration on the patient's tooth.
   • The chemical spill left a permanent discoloration on the concrete floor.

   المرادفاتblemishblotchmarkpatchsmudgespotstainstreak