integumental,a.|ɪntɛgjuːˈmɛntəl| [f. as prec. + -al1.] Of or belonging to the integument. 1836–9Todd Cycl.Anat. II. 500/2 The density of the integumental covering.1861Bumstead Ven. Dis. (1879) 110 The integumental together with an insignificant portion of the mucous layer.