coffee senna
Học thuậtThân thiện
Definition
- Noun:
- A very leafy, malodorous, tropical weedy shrub: Coffee senna refers to a specific type of shrub that is known for its dense foliage and unpleasant odor. It is considered a weed in tropical regions.
- A plant whose seeds have been used as an adulterant for coffee: Historically, the seeds of this plant have been mixed with or used as a substitute for coffee beans.
- A plant sometimes classified in the genus Cassia: In some botanical classifications, this plant is placed within the genus Cassia, though it is more commonly known as Senna.
Examples of Usage
- Noun:
- The field was overrun with coffee senna, which emitted a strong smell.
- In the 19th century, unscrupulous merchants sometimes used ground coffee senna seeds to stretch their coffee supplies.
Advanced Usage
- As a modifier in botanical contexts: The term can be used to specify the plant in scientific or agricultural discussions.
- The coffee senna infestation has affected the local crop yield.
Variants and Related Words
- Scientific Name: (formerly ).
- Common Names: Stinking weed, septicweed.
- Senna (n): The broader genus of flowering plants to which coffee senna belongs, many of which are used for medicinal purposes, particularly as laxatives.
Synonyms
- Stinking weed: A common name emphasizing its odor.
- Septicweed: Another common name for the same plant.
Related Phrases
- To adulterate coffee with senna seeds: Describes the historical practice of mixing these seeds into coffee.
- They were accused of adulterating the coffee with senna seeds.
Related Idioms
Noun
- very leafy malodorous tropical weedy shrub whose seeds have been used as an adulterant for coffee; sometimes classified in genus Cassia