whitehead
Học thuậtThân thiện
Definition
- Noun:
- A small whitish lump in the skin due to a clogged sebaceous gland: A type of non-inflammatory acne lesion where a pore is clogged with dead skin cells and sebum, covered by a thin layer of skin, giving it a white or flesh-colored appearance.
- English philosopher and mathematician who collaborated with Bertrand Russell (1861-1947): Alfred North Whitehead, a prominent figure in logic, mathematics, and philosophy, co-author of Principia Mathematica.
Usage Examples
- Noun (Skin):
- She used a gentle cleanser to help prevent whiteheads.
- A whitehead differs from a blackhead because its pore is closed.
- Noun (Person):
- Whitehead's philosophical work on process theory is highly influential.
- The book was co-authored by Whitehead and Russell.
Advanced Usage
- In dermatology, "whitehead" is the common term for a closed comedo. It is contrasted with an open comedo (blackhead).
- In academic contexts, "Whitehead" is often referenced in discussions of process philosophy, metaphysics, and the philosophy of science.
Variants and Related Words
- Blackhead (n): A type of acne lesion where the clogged pore is open, exposing the material to air, which oxidizes and turns dark.
- Comedo (n): The medical term for a clogged hair follicle (pore), encompassing both whiteheads and blackheads.
- Process Philosophy (n): The school of thought founded by Alfred North Whitehead.
Synonyms
- Closed comedo (n): The technical synonym for a whitehead (skin).
- Alfred North Whitehead (n): The full name for the philosopher/mathematician.
Related Phrases
- Whitehead removal: Refers to the act of extracting the contents of a whitehead, often done by a skincare professional.
- Whiteheadian thought: Pertaining to the ideas and philosophy of Alfred North Whitehead.
Noun
- a small whitish lump in the skin due to a clogged sebaceous gland
- English philosopher and mathematician who collaborated with Bertrand Russell (1861-1947)