Prodigious

adj.capable, energeticformal

Meaning 1

Remarkably great in amount, scale, or degree.

Reach for it when describing an unusually large output or capacity

The archive contains a prodigious collection of field recordings.

everyday
enormous
when sheer size is the relevant fact
not when It says nothing about impressiveness, output, or unusual ability.
professional
prolific
when a person or source produces many works
not when Prolific concerns frequency or number, not necessarily total scale or quality.
formal
copious
when output or supply is abundant
not when It can imply excess and does not describe ability.
formal
immense
when scale is vast and difficult to overstate
not when Immense is too broad for a specific rate or tightly measured amount.

Exceptionally impressive in ability or achievement.

Reach for it when giving elevated praise to demonstrated capacity

Her prodigious memory let her identify every melody after one hearing.

warm
remarkable
when the achievement deserves special notice
not when It is weaker and may praise surprise rather than magnitude.
professional
exceptional
when performance clearly exceeds a defined norm
not when It lacks prodigious's suggestion of abundance or astonishing capacity.
formal
extraordinary
when ability lies far outside the ordinary range
not when Extraordinary can mean unusual without being positive.
literary
formidable
when ability commands respect and perhaps apprehension
not when The word can sound threatening rather than warmly admiring.

prodigious talent
Her prodigious talent matured through disciplined ensemble work.
prodigious amount
The cleanup produced a prodigious amount of material for safe reuse.
prodigious output
His prodigious output included hundreds of carefully indexed recordings.

The definition and the example on this page are written here. The dictionaries above ground which meaning is being described, not the wording.