Dictionary Definition

undifferentiated adj : not differentiated [syn: uniform] [ant: differentiated]

User Contributed Dictionary



  1. describes tissues where the individual cells have not yet developed mature or distinguishing features, or describes embryonic organisms where the organs cannot be identified.
  2. describes a plant body where the vascular tissue has not developed, as in the thallophytes


in biology
in botany

Extensive Definition

An undifferentiated thing lacks qualities that would make it different or unique. The word commonly refers to:



See also

Synonyms, Antonyms and Related Words

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
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