O obconical a. [L. ob, inverse; conic, cone] Inversely conical; in the form of a reversed cone. obcordate a. [L. ob, inverse; cor, heart] Inversely heartshaped. obese a. [L. obesus, fat] Distended; enlarged; corpulent. obimbricate a. [L. ob, inverse; imbrex | O obconical a. L. ob inverse conic cone Inversely conical in the form of a reversed cone. obcordate a. L. ob inverse cor heart Inversely heartshaped. obese a. L. obesus fat Distended enlarged corpulent. obimbricate a. L. ob inverse imbrex tile Having regularly overlapping scales. see obsite. objective synonym One of two or more names based on the same type. oblanceolate a. L. ob inverse lanceolatus spear-like Inversely lanceolate oblate a. L. oblatus spread out Flattened pertaining to a spheroid of which the diameter is shortened at two opposite ends flattened at the poles. obligate a. L. obligare to be required Pertaining to the inability to live in a different environment. see facultative. obligate parasite A parasite that cannot exist without a host during all or some portion of the life cycle. see facultative parasite. obligate symbiont An organism that is physiologically dependent upon a symbiotic relationship with another. see facultative symbiont. oblique a. L. ob inverse liquis awry Slanting deviating from the perpendicular or a particular horizontal direction but not perpendicular to it. oblique muscles 1. ECHI Innermost muscle layer of body wall may form oblique or nearly transverse fascicles between bands of the longitudinal muscles. 2. SIPUN A thin layer of diagonally placed muscle between the circular and longitudinal muscles. oblique vein ARTHRO Insecta A slanting cross wing vein. obliterate a. L. obliteratus erased Indistinct. Online Dictionary of Invertebrate Zoology 621 oblong a. L. oblongus rather long Elliptical elongated longer than broad. oblong plates ARTHRO Insecta In aculeate Hymenoptera the innermost or posterior pair of plates immovably fixed on each side of the bulb and stylet of the sting. oblongum n. L. oblongus rather long ARTHRO Insecta In Coleoptera wings a special oblong cell formed when M 1 is connected with M 2 by means of one or two cross veins. obovate a. L. ob inverse ovate egg-shaped Inversely eggshaped with narrower end .
