Frequency: The word is one of the 700 most common words in English.
1.
If something you want or need is ~, you can find it or obtain it.
Since 1978, the amount of money ~ to buy books has fallen by 17%...
There are three small boats ~ for hire...
ADJ
availability
...the easy availability of guns.
N-UNCOUNT: usu the N of n
2.
Someone who is ~ is not busy and is therefore free to talk to you or to do a particular task.
Mr Leach is on holiday and was not ~ for comment.
ADJ: v-link ADJ