parenchyma

• 指动物体内器官的主要功能组织，与支持性或结缔组织相对；在植物中指由薄壁细胞组成的基本组织，构成叶、根、果实果肉和茎的主要部分。

A noun referring to the essential or functional tissue of an organ in animals, as opposed to supporting or connective tissue; in plants, it denotes the fundamental tissue composed of thin-walled cells that make up the bulk of leaves, roots, fruit pulp, and stems.

不可数

1. Essential animal tissueC2formalmedical

   The functional tissue of an organ, as opposed to its supporting connective tissue or blood vessels.

   实质

   • The liver's parenchyma is responsible for detoxification.
   • Damage to the renal parenchyma can impair kidney function.
   • The surgeon carefully removed the tumor while preserving the healthy parenchyma.

   反义词stroma

2. Plant tissueC2formalscientific

   The fundamental tissue of higher plants, composed of thin-walled cells that remain capable of division, forming the bulk of leaves, roots, fruit pulp, and stem pith.

   薄壁组织

   • The leaf's parenchyma is where most photosynthesis occurs.
   • Fruit parenchyma cells store sugars and water.
   • The pith of a stem is made of soft parenchyma tissue.