poinsettia
Học thuậtThân thiện
Definition
Noun: 1. A tropical American shrub (Euphorbia pulcherrima) widely cultivated for its showy red, pink, or white modified leaves (bracts) that surround its small, often yellow, flowers. The plant's sap is milky and can be a mild skin irritant.
Usage
The word "poinsettia" is used as a common noun to refer to the specific plant. It is typically used in singular form but can be pluralized as "poinsettias" when referring to multiple plants. * It is most commonly associated with Christmas and winter holiday decorations in many cultures. * It functions as the subject or object of a sentence.
Examples
- As a subject: "The poinsettia on the table adds a festive touch to the room."
- As an object: "She received a beautiful poinsettia as a gift."
- Plural form: "The church was decorated with dozens of red and white poinsettias."
- With modifiers: "We need to water the drooping poinsettia."
Advanced Usage
- Cultural Symbol: The poinsettia is often called the "Christmas flower" or "Christmas star" due to its traditional use in holiday decor, a tradition originating in Mexico.
- Botanical Context: In precise botanical terms, the colorful parts are not petals but specialized leaves called bracts. The actual flowers are the small, central structures.
Variants and Related Words
- Euphorbia pulcherrima: The scientific, botanical name for the poinsettia.
- Christmas flower: A common nickname for the poinsettia.
- Bract: The botanical term for the showy, colored leaves that make the plant distinctive.
Synonyms
- Christmas flower (common nickname)
- Lobster plant (a less common alternative name)
- Mexican flame leaf (a descriptive name referencing its origin and color)
Idioms and Phrases
- There are no specific idioms that use the word "poinsettia." Its usage is almost exclusively literal, referring to the plant itself.
Noun
- tropical American plant having poisonous milk and showy tapering usually scarlet petallike leaves surrounding small yellow flowers