1. (noun) the sum or range of what has been perceived, discovered, or learned

• content
• mental object

1. (noun) the sum or range of what has been perceived, discovered, or learned

• acculturation
• culture
• belief
• center
• centre
• core
• essence
• gist
• heart
• heart and soul
• inwardness
• kernel
• marrow
• meat
• nitty-gritty
• nub
• pith
• substance
• sum
• disbelief
• unbelief
• domain
• knowledge base
• knowledge domain
• education
• end
• goal
• experience
• food
• food for thought
• intellectual nourishment
• heresy
• unorthodoxy
• idea
• thought
• ignorance
• internal representation
• mental representation
• representation
• issue
• matter
• subject
• topic
• issue
• lore
• traditional knowledge
• metaknowledge
• noumenon
• thing-in-itself
• object
• tradition
• universe
• universe of discourse
• wisdom

1. (noun) the sum or range of what has been perceived, discovered, or learned

• cognition
• knowledge
• noesis