Learn how to say Alderman correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word alderman:
noun (plural aldermen)
a co-opted member of an English county or borough council, next in status to the Mayor.
(also alderperson or alderwoman) North American & Australian an elected member of a city council.
Old English aldormann (originally in the general sense ‘a man of high rank’), from aldor, ealdor ‘chief, patriarch’ (from ald ‘old’) + man. Later the sense ‘warden of a guild’ arose; then, as the guilds became identified with the ruling municipal body, ‘local magistrate, municipal officer’