B2adjective 2K

Fundamental

UK /["/ˌfʌndəˈmentl/"]/ US /["/ˌfʌndəˈmentl/"]/ Pronunciation

Definition

serious and very important; affecting the most central and important parts of something

Listen to definition

In simple words: Basic or essential part of something

Examples

• Understanding basic math concepts is fundamental to succeeding in higher-level mathematics.
• The fundamental principles of democracy include equality and freedom.
• It's fundamental that we address climate change now before it becomes irreversible.
• The fundamental nature of the problem lies in the lack of communication.
• Every culture has fundamental beliefs that shape its identity.

Usage notes

Use in contexts where you're discussing core concepts or basics. It's suitable for both written and spoken language, but may seem overly formal in casual conversations.

Grammar pattern

standalone adjective

Memory hint

Think of 'fun-da-mental' as the fun, essential parts of learning.

Collocations

• be
• seem
• remain
• really
• truly
• very
• to
• for
• be
• seem
• remain
• really
• truly
• very
• to
• for

Synonyms

• basic
• essential

Antonyms

• superficial
• secondary
• minor

Common mistakes

• Confused with 'foundational' — these can be similar but are used differently.
• Using 'fundamental' as a noun, which is incorrect as it is primarily an adjective.
• Overusing it in informal contexts, where simpler words like 'basic' might fit better.