What is the meaning of -ible?

An adjective suffix, now usually in a passive sense; forms adjectives meaning "able to be", "relevant or suitable to, in accordance with", or expressing capacity or worthiness in a passive sense.

An instrumental suffix; forms nouns representing:

1. a tool or instrument

   a tool or instrument

   a place or location

   -ible, -able

   -ible

   -ible (variant of -able)

   alternative form of -ível

   -ible

   Source: wiktionary.org