The meaning of able is having sufficient power, skill, or resources to do something He did the work ably and efficiently. How to use able in a sentence.
To have the necessary physical strength, mental power, skill, time, money, or opportunity to do… John is able to run fast Having the necessary power, skill, resources, or qualifications to do something
A suffix meaning “capable of, susceptible of, fit for, tending to, given to,” associated in meaning with the word able, occurring in loanwords from latin (laudable) Used in english as a highly productive suffix to form adjectives by addition to stems of any origin (teachable There are 15 meanings listed in oed's entry for the word able, seven of which are labelled obsolete See ‘meaning & use’ for definitions, usage, and quotation evidence.
Able is an adjective that usually comes after some form of be, ably is an adverb, ability is a noun