Pronunciation

/ɒn/

Definitions

• Preposition: Expressing contact with or supported by a surface; indicating position above, over, or against. For example: “The book is on the table.”
• Preposition: Indicating the time when something happens or takes place. For example: “The meeting starts at 9 o’clock on Monday.”
• Preposition: Showing that something is attached to or connected to something else. For example: “A picture frame hung on the wall.”
• Preposition: Expressing movement towards and reaching a destination. For example: “We arrived on the island yesterday.”
• Preposition: Used to indicate the medium or means of communication or performance. For example: “She sings beautifully on stage.”
• Adjective: (informal) Active or operating; currently happening. For example: “The shop is open on Sundays.”

Phrases

• “On purpose” means intentionally or deliberately.
• “On time” indicates being punctual or arriving at the scheduled moment.
• “On board” refers to being part of a group, project, or team.
• “On and off” suggests intermittency or inconsistency.
• “On the go” describes being busy or constantly active.
• “On fire” metaphorically means to be very successful, enthusiastic, or performing exceptionally well.

Example Sentences

• Preposition (position): “The cat sat on the windowsill watching the birds.”
• Preposition (time): “I usually have breakfast on weekdays at seven o’clock.”
• Preposition (connection): “The lamp was mounted on the desk, providing ample light.”
• Preposition (movement): “The train departs from New York and arrives on the west coast this evening.”
• Preposition (medium): “He announced the news live on television last night.”

Synonyms

• Upon (in some contexts)
• Over (depending on context)
• At (for expressing time or location in certain situations)
• During (when referring to a period of time)
• Via (when referring to means or medium)