† atrabilar, -ˈlaire,a.Obs. [a. F. atrabilaire, ad.med.L. ātrabīlārius, f. L. ātrabīlis: see atrabile, atrabiliar.] = atrabilarious. 1597Lowe Art Chyrurg. (1634) 147 Ulcers Cankerous are ingendred of a humor atrabilar.1738Warburton Div. Legat. I. 360 More subject to atrabilaire Disorders.