Having a thick skin; of plants, fruits, etc., having a thick outer coat or peel.

That covers, envelops, or surrounds something; enveloping.

Anatomy. Of the nature of a sheath; spec. designating the serous membrane (tunica vaginalis) covering the testicle. Now rare.

Having or surrounded by a sheath; put in or capable of being withdrawn into a sheath.

Anatomy and Zoology. Belonging to or forming the superficial part or investment of an animal body or organ; esp. of the brain, the kidneys, the…

Enclosed in a sheath (cf. vagina, n. 2b). Occasionally also: formed into a sheath. Cf. vaginate, adj.

Enclosed in a sheath (cf. vagina, n. 2). Occasionally also: formed into a sheath.

Of, pertaining to, or of the nature of a tegument; integumental: = tegumentary, adj.

Constituting, or serving as, a tegument; pertaining to or occurring in the tegument; integumentary.

Biology and Physiology. (See calyx, n. 2.)

Anatomy and Zoology. Furnished with a ‘wall’ or investing structure: chiefly in parasynthetic formations. Also walled-off, separated by a ‘wall’.

Of or pertaining to a tunic or membrane.