A great part of his theoretical work consists in resurveying things supposed superficially to be already known, and elaborating their theory into precision and completeness.
He it was who originated the project which the legislative commissions, charged with elaborating the new constitution, had to discuss.
You should go into more detail about your product, elaborating on why people should buy it.
Edison, the last-named inventor elaborating a type of meter which he employed in connexion with his system of electric lighting in its early days.
Though best known for his artificial (or sexual) system, Linnaeus was impressed with the importance of elaborating a natural system of arrangement in which plants should be arranged according to their true affinities.
