Definition

1. Noun:
   • Radicle, rootlet: A small, young, or secondary root that grows from a main root (taproot) or other roots. It is a part of the plant's root system.

Usage Examples

• Noun:
  • Cây non này đã bắt đầu mọc những chiếc rễ con. (This young plant has started to grow rootlets.)
  • Rễ con giúp cây hấp thụ nước và chất dinh dưỡng từ đất. (Rootlets help the plant absorb water and nutrients from the soil.)
  • Khi cấy cây, cần cẩn thận để không làm đứt các rễ con. (When transplanting, be careful not to break the radicles.)

Advanced Usage

• In botanical description: The term is used to describe the fine, hair-like structures of a root system, crucial for absorption.
  • Hệ thống rễ con phát triển mạnh là dấu hiệu của một cây khỏe mạnh. (A well-developed system of rootlets is a sign of a healthy plant.)

Variants and Related Words

• Rễ (n): Root (the main organ).
• Rễ cái (n): Taproot (the primary root).
• Rễ phụ (n): Adventitious root (a root that grows from an unusual place, like a stem).

Synonyms

• Radicle (n): The part of a plant embryo that develops into the primary root; often used interchangeably with "rootlet" in a general context.
• Rootlet (n): A small root, especially one of the fine branches of a root.

Related Phrases / Compound Words

• Mạng lưới rễ con: Network of rootlets.
  • Mạng lưới rễ con dày đặc giúp giữ đất. (A dense network of rootlets helps hold the soil.)

Related Idioms

(This specific botanical term is not commonly used in idiomatic expressions.)

1. (thực vật) Radicle, rootlet