The definition of accustom means to become familiar with or used to something.(verb)
An example of accustom would be moving to a rainy climate and adapting over time to the weather.
See accustom in Webster's New World College Dictionary
Origin: ME accustomen < OFr acostumer < a-, to + costume: see custom
See accustom in American Heritage Dictionary 4
transitive verb ac·cus·tomed, ac·cus·tom·ing, ac·cus·toms
Origin: Middle English accustomen
Origin: , from Old French acostumer
Origin: : a-, to (from Latin ad-; see ad-)
Origin: + costume, custom; see custom.
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