selection

noun

• 1the action or fact of carefully choosing someone or something as being the best or most suitable:such men decided the selection of candidates they objected to his selection
• a number of carefully chosen things:the publication of a selection of his poems
• a range of things from which a choice may be made:the restaurant offers a wide selection of hot and cold dishes
• a horse or horses tipped as worth bets in a race or meeting.
• data highlighted on a computer screen for a particular operation: your selection may not contain two different data types

• 2 Biology a process in which environmental or genetic influences determine which types of organism thrive better than others, regarded as a factor in evolution. See also natural selection.