spermicide
Definition
Noun: A substance or agent designed to kill sperm cells, thereby preventing fertilization. It is used as a contraceptive method, often in conjunction with barrier devices like diaphragms or condoms.
Usage
Spermicide is typically used as a non-hormonal contraceptive. It is applied inside the vagina before sexual intercourse to immobilize and kill sperm, preventing them from reaching an egg.
Examples
- The doctor recommended using a spermicide with the diaphragm for increased effectiveness.
- Some condoms are lubricated with a spermicide.
- Common spermicides contain the chemical nonoxynol-9.
Advanced Usage
- As a modifier: The term can function attributively to describe related products or concepts.
- Example: She purchased spermicidal jelly from the pharmacy.
- In medical/technical contexts: Discussed in terms of its chemical efficacy, potential side effects, or role in combination contraceptive methods.
Variants and Related Words
- Spermicidal (adjective): Having the quality of killing sperm.
- Example: The spermicidal foam must be applied correctly.
- Spermatocide (noun): A less common variant with the same meaning.
Synonyms
- Contraceptive agent
- Sperm-killing agent
Notes on Meaning
This word refers specifically to the agent's function of destroying sperm. It does not refer to other methods of contraception (e.g., hormonal pills, IUDs) that work through different mechanisms. Its primary and only meaning is as defined above.
Noun
-
a contraceptive agent that kills spermatozoa
Khám phá thêm
Các từ liên quan
Từ đồng nghĩa
Từ có nhắc đến "spermicide"
