(noun, adverb, conjunction, preposition)


1. to the same degree (often followed by `as')

- birds were singing and the child sang as sweetly

- sang as sweetly as a nightingale

- he is every bit as mean as she is

Similar word(s): equally

Sentences with as as an adverb:

- You’re not as tall as I am.  It's not as well made, but it's twice as expensive.

- The kidnappers released him as agreed.  The parties were seen as agreeing on a range of issues.  He was never seen as the boss, but rather as a friend.


1. In the same way that; according to what.

- As you wish, my lord!

- as in . . .

2. At the same instant that; when.

- As I came in, she flew.

3. At the same time that; while.

- He sleeps as the rain falls.

4. Varying through time in the same proportion that.

- As my fear grew, so did my legs become heavy.

5. Considering that, because, since.

- As it’s too late, I quit.

6. Introducing a basis of comparison, after as, so, or a comparison of equality.

- She's twice as strong as an ox.

- It's not so complicated as I expected.

- They're big as houses.

7. (dated) Introducing a comparison with a hypothetical state (+ subjunctive); ‘as though’, ‘as if’. [to 19th century]

8. Introducing a comparison with a hypothetical state with the verb elided; as if, as though.

9. (now dialectal) Functioning as a relative conjunction; that. [from 14th c.]

10. Expressing concession; though.

11. (obsolete, rare) Than.


1. (unit of weight) A libra.

2. Any of several coins of Rome, coined in bronze or later copper; or the equivalent value.

3. plural of a


1. Introducing a basis of comparison, with an object in the objective case.

- You are not as tall as me.

2. In the role of.

- What is your opinion as a parent?