(a.) Not differentiated; specifically (Biol.), homogenous, or nearly so; -- said especially of young or embryonic tissues which have not yet undergone differentiation (see Differentiation, 3), that is, which show no visible separation into their different structural parts.

abstract accordant agnate akin alike analogous articulated austere automatic balanced bare basic bland broad catenated ceaseless chaste collective comparable concatenated connected consistent consonant constant continual continued continuing continuous correspondent corresponding cyclical direct elementary endless equable equal essential even featureless flat fundamental gapless general generalized generic homely homespun homogeneous immediate immutable incessant indefinite indeterminate indiscernible indistinct indistinctive indistinguishable indivisible interchangeable interminable invariable irreducible joined jointless level linked measured mechanical mere methodic monolithic monotonous nebulous neutral never-ending nonspecific nonstop of a piece ordered orderly parallel perennial periodic persistent plain primal primary pure pure and simple recurrent regular repetitive robotlike round-the-clock running seamless serried severe similar simon-pure simple single smooth spare stable standard stark steadfast steady stereotyped straight systematic twenty-four-hour unadorned unbroken unceasing unchangeable unchanged unchanging uncharacterized uncluttered undeviating undifferenced undiscriminated undistinguishable undistinguished undiversified unending uniform unintermitted unintermittent unintermitting uninterrupted unrelieved unremitting unruffled unspecified unstopped unvaried unvarying vague wide without distinction