Delve means to study or investigate intensively.
Delve is a verb.
Synonyms: dig, examine, research, search, probe, pry.
Antonyms: conceal, ignore.
Tip: The original meaning of delve was to dig the ground. Today, delve is most commonly used to indicate a metaphorical dig for information or knowledge.
Mr. Ravi has a habit of repeatedly delving on the past.
My assignment was to delve into the internet to find any relative information that might be useful to my project.