main idea

noun main idea

• core — The core of a fruit is the central part of it. It contains seeds or pips.
• profit — Often, profits. pecuniary gain resulting from the employment of capital in any transaction. Compare gross profit, net profit. the ratio of such pecuniary gain to the amount of capital invested. returns, proceeds, or revenue, as from property or investments.
• reality — the state or quality of being real.
• crux — The crux of a problem or argument is the most important or difficult part of it which affects everything else.
• income — the monetary payment received for goods or services, or from other sources, as rents or investments.