An inclination to excel in the performance of a certain skill.

early 15c., "tendency, likelihood," from Middle French aptitude (14c.) or directly from Late Latin aptitudo (genitive aptitudinis) "fitness," noun of quality from Latin aptus " [..]

capability or ability to do something.

inherent ability An aptitude is an innate, acquired or learned or developed component of a competency (the others being knowledge, understanding and attitude) to do a certain kind of work at a certain [..]

the natural capacity of an individual to acquire competence or skill through training. Individuals who have the ability to learn to play the piano are frequently said to have a natural aptitude for th [..]

What sort of aptitude do you need to make programming your career? programmer

(n) inherent ability

The specific ability a learner has for learning a second language. This is separate from intelligence.

an individual's potential to acquire skills or knowledge. Although a prediction, it must be based on current perceived ability and so is prone to numerous conceptual problems, and to bias and ina [..]

The ability to acquire general or special types of Knowledge or skill.

The ability to acquire general or special types of knowledge or skill.

Aptitude is an individual’s potential ability to learn or to develop proficiency in an area if provided with appropriate education or training. Aptitude tests include tests of general academi [..]

1. A natural or acquired disposition or capacity for a particular purpose, or tendency to a particular action or effect; as, oil has an aptitude to burn. "He seems to have had a peculiar aptitude for the management of irregular troops." (Macaulay) 2. A general fitness or suitableness; adaptation. "That sociable and helpful aptitude w [..]

An aptitude is the readiness to become proficient in a type of activity, given the opportunity and may refer to an individual's capacity or potential to learn one type of work.

Natural ability to acquire knowledge or skill. The condition of being suitable.