metameric

• صفة قديمة تستخدم أساسًا في علم الأحياء والكيمياء لوصف شيء يتكون من قطع أو وحدات متكررة (متَمَرات)، وفي علم الألوان تصف ألوانًا تبدو متطابقة تحت ظروف إضاءة معينة لكن تركيبها الطيفي مختلف.

An obsolete adjective primarily used in biology and chemistry to describe something that is composed of repeated segments or units (metameres), or in color science to describe colors that appear identical under certain lighting conditions but have different spectral compositions.

1. Segmented body structureC2formalscientific

   Describing an organism with a body divided into repeating units called metameres, as seen in annelids (earthworms) and arthropods (lobsters).

   تقسيم الجسم إلى قطع

   • Annelids, such as earthworms, are metameric, each segment containing similar organs.
   • The lobster's metameric exoskeleton allows for flexible movement.
   • Metameric segmentation is a key feature in the evolution of complex body plans.
   • Scientists study metameric development to understand how limbs and appendages form.

   المرادفاتsegmentalsegmented