wind instrument whose sound is produced by means of pipes arranged in sets supplied with air from a bellows and controlled from a large complex musical keyboard
a fully differentiated structural and functional unit in an animal that is specialized for some particular function
a periodical that is published by a special interest group; "the organ of the communist party"
a government agency or instrument devoted to the performance of some specific function; "The Census Bureau is an organ of the Commerce Department"
a subtle difference in meaning or opinion or attitude; "without understanding the finer nuances you can't enjoy the humor"; "don't argue about shades of meaning"
move to and fro; "The shy student lingered in the corner"
be undecided about something; waver between conflicting positions or courses of action; "He oscillates between accepting the new position and retirement"