Being in the basic form; showing its essence.
Necessary.
Necessary for survival but not synthesized by the organism, thus needing to be ingested.
Really existing; existent.
Very important; of high importance.
Having the nature of essence; not physical.
Such that each complementary region is irreducible, the boundary of each complementary region is incompressible by disks and monogons in the complementary region, and no leaf is a sphere or a torus bounding a solid torus in the manifold.
Idiopathic.
A necessary ingredient.
A fundamental ingredient.
Pertaining to mimicry; imitative.
Imitative; characterized by resemblance to other forms; applied to crystals which by twinning resemble simple forms of a higher grade of symmetry.
Mock, pretended.
To imitate, especially in order to ridicule.
To take on the appearance of another, for protection or camouflage.
An imitation.
A comic who does impressions.
An entity that mimics another entity, such as a disease that resembles another disease in its signs and symptoms; see the great imitator.
A mime.