Since

A conjunction, preposition, and adverb denoting a point in time or a period from a time in the past until now; indicating the cause or reason for something; or emphasizing a period of time following an event. As a conjunction, it introduces a clause indicating the reason for something, often equivalent to 'because'. As a preposition, it precedes a time reference, indicating a point or period from which something began. As an adverb, it refers to the time elapsing from a specified past moment.

Since meaning with examples

• **Conjunction:** since the rain began, the game was cancelled, and everyone headed inside. We couldn't continue playing because the field was becoming dangerously slippery. The umpire announced the cancellation, and the disappointment of the spectators was palpable, especially for those looking forward to a close match.
• **Preposition:** since 2010, our company's grown exponentially, expanding into new markets and introducing innovative products. We've seen substantial financial gains, increased employee headcount, and a stronger brand presence due to calculated decisions and dedication to our consumers.
• **Adverb:** He's been working remotely since last March, enjoying the flexibility of working from home and the improved work-life balance. He's adapted to a new work style, using video conferencing, online collaboration tools and is more productive due to fewer distractions.
• **Conjunction:** since you asked about the recipe, I'll happily share it with you. Baking is one of my favorite hobbies and something I greatly enjoy to share with friends and family and create memories with. I hope you enjoy the process!
• **Preposition:** She's been feeling much better since her surgery last month and is recovering quickly. She’s attending physical therapy and her spirits are high after a long period of discomfort. The prognosis is very promising for a complete recovery, which delights her.