tubercle

• اسم يشير إلى نتوء أو انتفاخ صغير مستدير، مثل الآفة المميزة لمرض السل، أو النمو الثؤلولي على النبات، أو النتوء العظمي لارتباط العضلات أو الأربطة.

A noun referring to a small rounded swelling or protuberance, such as the characteristic lesion of tuberculosis, a wartlike outgrowth on a plant, or a bony prominence for muscle or ligament attachment.

1. Tuberculosis lesionC1formalmedical

   A small, firm, rounded nodule or swelling that is the characteristic lesion of tuberculosis.

   عُقْدَة سُلِّيَّة

   • The chest X-ray revealed a tubercle in the upper lobe of the lung.
   • Tubercles are formed by the immune system's response to the bacteria.
   • The doctor identified a calcified tubercle from a previous infection.

2. Plant protuberanceC2formalscientific

   A small, rounded, wart-like outgrowth on a plant.

   نُتوء نباتي

   • The cactus stem is covered in small tubercles.
   • Each tubercle on the plant bears a cluster of spines.
   • Botanists study the arrangement of tubercles for species identification.

   المرادفاتexcrescencenoduleoutgrowthprotuberancewart

3. Bony protuberanceC1formalmedical

   A small, rounded projection on a bone, often serving as a site for muscle or ligament attachment.

   نتوء عظمي

   • The greater tubercle of the humerus is an important attachment point for shoulder muscles.
   • The adductor tubercle is located on the femur.
   • Surgeons must be careful around the tibial tubercle during knee operations.

   المرادفاتapophysiseminenceprocessprotuberancetuberosity