How to Spell essential

essential - adjective

• Of, relating to, or constituting essence} : {sx

• Of the utmost importance : basic, indispensable, necessary

• Being a substance that is not synthesized by the body in a quantity sufficient for normal health and growth and that must be obtained from the diet

• {dx}see also {dxt|essential amino acid||}{/dx} {dx}compare {dxt|nonessential||2}{/dx}