Definition of -able in English:

-able

suffix

  • 1Forming adjectives meaning:

    1. 1.1 Able to be:
      ‘calculable’
    2. 1.2 Due to be:
      ‘payable’
    3. 1.3 Subject to:
      ‘taxable’
    4. 1.4 Relevant to or in accordance with:
      ‘fashionable’
    5. 1.5 Having the quality to:
      ‘suitable’
      ‘comfortable’

Origin

From French -able or Latin -abilis; originally found in words only from these forms but later used to form adjectives directly from English verbs ending in -ate, e.g. educable from educate; subsequently used to form adjectives from verbs of all types (influenced by the unrelated word able), e.g. bearable, saleable.

Pronunciation:

-able

/əb(ə)l/