■ verb
1》 carefully choose as being the best or most suitable.
2》 ( ~ for/against ) Biology (in terms of evolution) determine whether (a characteristic or organism) will survive.
■ adjective
1》 carefully chosen from a larger number as being the best.
2》 used by or consisting of a wealthy or sophisticated elite.
Derivatives
~able adjective
~ness noun
Origin
C16: from L. ~- , seligere 'choose'.