midrib

/'midrib/

Thân thiện

A single green leaf lies flat on a wooden table, its prominent midrib clearly visible.

Definition

1. Noun:
   • The central vein of a leaf: The midrib is the main, central vein running from the base to the tip of a leaf. It provides structural support and transports fluids.

Examples of Usage

• Noun:
  • The caterpillar was crawling along the prominent midrib of the oak leaf.
  • Botanists often study the pattern of smaller veins branching from the midrib.

Advanced Usage

• In botanical description: The term is used to describe leaf morphology.
  • The leaf is characterized by a strong, straight midrib with pinnate venation.

Variants and Related Words

• Midvein (noun): A synonym for midrib, often used interchangeably in botany.
• Primary vein (noun): Another technical term for the main central vein.

Synonyms

• Central vein: The principal vein running through the center of a leaf.
• Costa: A technical term, especially used in describing ferns and some other plants.

Related Phrases

• (to be) along the midrib: Describes position or movement following the central vein.
  • The insect's eggs were laid neatly along the midrib.

Related Idioms

• This is a specific botanical term and is not typically used in idiomatic expressions.

Học thuật

Noun

1. the vein in the center of a leaf

Từ đồng nghĩa

• midvein