Since ( conjunction , preposition , adverb )

(As a conjunction)

Since ( conjunction )

1. From a definite past time until now.
2. From a specified time in the past.

Origin:

Middle english, from old english sīðes; akin to old high german sīt after, latin seqūi to follow.

Examples:

1. I haven't seen him since yesterday.
2. She has been working here since 2002.
3. I"ve been waiting for you since 2 o"clock.
4. I've been feeling ill since Monday.
5. I haven't been to the movies since last year.

(As a preposition)

Since ( preposition )

1. From a definite past time until now.
2. From a specified time in the past.

Origin:

Middle english, from old english sīðes; akin to old high german sīt after, latin seqūi to follow.

Examples:

1. I haven't seen him since yesterday.
2. She has been working here since 2002.
3. I"ve been waiting for you since 2 o"clock.
4. I've been feeling ill since Monday.
5. I haven't been to the movies since last year.

(As an adverb)

Since ( adverb )

1. From a definite past time until now.
2. From a specified time in the past.

Origin:

Middle english, from old english sīðes; akin to old high german sīt after, latin seqūi to follow.

Examples:

1. I haven't seen him since yesterday.
2. She has been working here since 2002.
3. I"ve been waiting for you since 2 o"clock.
4. I've been feeling ill since Monday.
5. I haven't been to the movies since last year.