Definition

1. Noun:
   • The act of sexual intercourse: Specifically, the physical union for procreation or sexual pleasure between a male and a female, involving the insertion of the penis into the vagina, typically culminating in orgasm and ejaculation.

Usage and Examples

• Noun:
  • The biology textbook described the process of human coition.
  • The study focused on the physiological changes during coition.

Advanced Usage

• Technical/Scientific Context: The term 'coition' is primarily used in formal, academic, medical, or legal contexts. It is less common in everyday conversation, where terms like "sex" or "sexual intercourse" are more frequent.
  • The medical report documented the time of coition for the fertility analysis.

Variants and Related Words

• Coitus (n): A direct synonym, identical in meaning and usage. (e.g., ).
• Copulation (n): Often used for animals but can apply to humans in biological contexts.
• Sexual intercourse (n): The most common general term.
• Cotial (adj): Relating to coition. (e.g., ).

Synonyms

• Sexual intercourse
• Copulation
• Sexual union
• Mating (primarily for animals)

Related Phrases and Idioms

• To engage in coition: A formal phrase meaning to have sexual intercourse.
  • The couple engaged in coition.
• Cotial act: A formal term for the act of sexual intercourse.
  • The law defined the crime based on the completion of a cotial act.

Notes on Usage

• Register: 'Coition' is a formal, technical term. It is neutral in tone but clinical. It is not considered slang or vulgar.
• Context: Appropriate in scientific writing (biology, medicine, psychology), legal documents, and formal discussions. It is generally inappropriate for casual conversation.

Noun

1. the act of sexual procreation between a man and a woman; the man's penis is inserted into the woman's vagina and excited until orgasm and ejaculation occur