lignum
Học thuậtThân thiện
Definition
- Noun:
- Woody tissue: The hard, fibrous structural tissue found in the stems and roots of trees and other woody plants, consisting mainly of xylem cells.
Usage Examples
- Noun:
- The botanist examined the lignum under a microscope to study its cellular structure.
- This species is known for the exceptional density of its lignum.
Advanced Usage
- "Lignum vitae": A specific term referring to the exceptionally hard and dense wood from trees of the genus . This is a compound term and not a usage of "lignum" alone.
- The ship's bearings were made from lignum vitae due to its self-lubricating properties.
Variants and Related Words
- Ligneous (adj): Having the nature of or resembling wood; woody.
- The plant has a ligneous stem.
- Lignin (n): A complex organic polymer deposited in the cell walls of many plants, making them rigid and woody.
- Lignin is a key component of lignum.
Synonyms
- Wood
- Xylem (more specific, biological term)