Efficiently adv. : With effect; effectively.

Example:
How Efficiently do solar cells work with artificial light?

Taxonomy
work more efficiently, dictionary, Encyclopedia, Effie, Synonyms, thesaurus browser, online dictionary, Acting, Translations, Free Online Dictionary, ef, fi, antonyms, ntl, new machine, machine works, Cleano, English dictionary.

Defination from the web:
efficiently in the Online Dictionary. Meaning of efficiently. Pronunciation of efficiently. Translations of efficiently. ... efficiently بكفاءة výkonně effektivt effizient αποδοτικά de manera eficiente tehokkaasti efficacement učinkovito efficientemente 効率的に 효율적으로 ...