Definition

Noun: 1. A specific plant species: A common name for the plant Amaranthus spinosus, an erect annual weed found in tropical regions of central Asia and Africa. It is characterized by having a pair of sharp, divergent spines at the base of most of its leaf stems.

Usage Notes

• "Thorny amaranth" is a compound noun that functions as the common name for a specific plant species. It is typically used in botanical, agricultural, or gardening contexts.
• It is often discussed as an invasive weed that can be problematic in crops and pastures due to its spines and competitive nature.

Examples

• Noun:
  • The field was infested with thorny amaranth, making it difficult to harvest the crops by hand.
  • Thorny amaranth can be identified by the sharp spines at its leaf nodes.
  • Farmers are advised to control thorny amaranth early in the growing season.

Advanced Usage

• The term is used in scientific and agricultural literature to describe the biology, ecology, and management of this specific weed species.

Variants and Related Words

• Spiny amaranth: A direct synonym and alternative common name for the same plant ().
• Prickly amaranth: Another less common synonym.
• Amaranth (Genus): The broader genus () to which this plant belongs, which includes many other species, some cultivated as grains or ornamentals.

Synonyms

• Spiny amaranth
• Prickly amaranth
• (scientific name)

Related Phrases/Idioms

• No common idioms or phrasal verbs are directly associated with this specific botanical term.

Noun

1. erect annual of tropical central Asia and Africa having a pair of divergent spines at most leaf nodes