n. 25B6; noun
the very essence of economics : QUINTESSENCE, soul, spirit, nature; core, heart, crux, nucleus, substance; principle, fundamental quality, sum and substance, reality, actuality; informal nitty-gritty.
essence of ginger : EXTRACT, concentrate, distillate, elixir, decoction, juice, tincture; scent, perfume, oil.
25A0; in essence ESSENTIALLY, basically, fundamentally, primarily, principally, chiefly, predominantly, substantially; above all, first and foremost; effectively, virtually, to all intents and purposes; intrinsically, inherently.
25A0; of the essence . See essential adjective sense 1.