Tonight

Definition

Tonight refers to the night of the current day. It can also indicate the period of time extending from the evening into the nighttime.

Parts of Speech

• Adverb
• Noun

Pronunciation

American English

• IPA Pronunciation: /təˈnaɪt/
• Respelling: tuh-NITE

British English

• IPA Pronunciation: /təˈnaɪt/
• Respelling: tuh-NITE

Etymology

The word "tonight" originates from Middle English "to night," meaning "on this night," which is a compound of "to" (indicating the current time) and "night." Its usage as a single word developed in the 15th century.

Derivatives

• Tonightly (adverb, rare)
• Tonight’s (possessive form)
• Overnight (related term)
• Twilight (related term)
• Tonighter (informal, rare)

Synonyms

• This evening
• After dark
• Present night

Antonyms

• This morning
• Today
• Tomorrow night

Usage

The adverb "tonight" is used to describe actions or events happening during the night of the current day, such as "We are meeting tonight for dinner." As a noun, it refers to the nighttime itself, as in "Tonight will be clear and cool."

Related Terms

• Evening: The period of time between late afternoon and nighttime.
• Night: The time from sunset to sunrise, typically when it is dark.
• Midnight: The middle of the night; 12:00 AM.

Detailed Definitions

Adverb

• During the night of the current day: Describes actions or events taking place this night.
  • Example: "We will attend the concert tonight."

Noun

• The night of the current day: Refers to the period from evening to early morning on the same day.
  • Example: "Tonight is perfect for stargazing."