be knowledgeable about
/biː ˈnɒlɪdʒəbəl əˈbaʊt/phrase★Intermediate
formal
To have a deep understanding or familiarity with a particular subject, topic, or area of knowledge.
She is very knowledgeable about ancient history.
He has become increasingly knowledgeable about artificial intelligence over the years.
💡
This phrase is often used to describe someone who has studied or experienced a subject extensively.
Collocations
be knowledgeable aboutTo have deep understanding of a subject
Synonyms
Antonyms
Related Phrases
be well-informed aboutphrase
To have accurate and detailed information about something
be an expert inphrase
To have specialized knowledge or skill in a particular area
💡Pro Tip
Formal Usage
This phrase is more formal and is often used in academic or professional settings.
⚡Gold Rule
Subject-Specific
The phrase is always followed by a specific subject or topic, never used alone.
📖Word Origin
Derived from the adjective 'knowledgeable' (from 'knowledge') combined with the preposition 'about' to indicate the subject of understanding.
📝Usage Notes
This phrase is commonly used in formal and academic contexts to describe expertise or familiarity with a topic.
Word Breakdown
be
To exist or occur
verbknowledgeable
Having or showing knowledge or skill
adjectiveabout
Concerning or regarding
prepositionEnglish Dictionary