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Definitions

• (transitive) To change (something) from a smaller form and/or size to a larger one; to spread out or lay open.
• (transitive) To increase the extent, number, volume or scope of (something).
• (transitive) To express (something) at length and/or in detail.
• (transitive) To rewrite (an expression) as a longer, yet equivalent sum of terms.
• (intransitive) To become, by rewriting, a longer, yet equivalent sum of terms.
• (transitive) To multiply both the numerator and the denominator of a fraction by the same natural number yielding a fraction of equal value
• (intransitive) To change from a smaller form/size to a larger one.
• (intransitive) To increase in extent, number, volume or scope.
• (intransitive) To speak or write at length or in detail.
• (intransitive) To feel generous or optimistic.