venation

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. (botany) the arrangement of veins in a leaf
• Topics:
botany, phytology
• Hypernyms:
arrangement
• Part Holonyms:
leaf, leafage, foliage
2. (zoology) the system of venous blood vessels in an animal
• Syn:
venous blood system
• Topics:
zoology, zoological science
• Hypernyms:
system
• Part Holonyms:
circulatory system, cardiovascular system