fundamentally

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Definitions from WordNet

Adverbial fundamentally has 1 sense

basically, fundamentally, essentially, in essence, au fond - at bottom or by one's (or its) very nature; "He is basically dishonest"; "the argument was essentially a technical one"; "for all his bluster he is in essence a shy person"
Derived from adjective fundamental₂

Definitions from the Web

Term: fundamentally

Part of Speech: Adverb

Description: In a basic, essential, or primary manner; at the core or foundation.

Sample Sentence: The scientific method is fundamentally important in conducting experiments.

Part of Speech: Adjective

Description: Relating to the foundation or central values of something.

Sample Sentence: Their fundamentally different opinions on politics often lead to heated debates.

Part of Speech: Noun

Description: A basic or essential feature or principle of something.

Sample Sentence: Honesty is considered a fundamentally important value in their culture.