scaleless

/ˈskeɪlləs/
adjective
  1. Having no scales (as on a fish or reptile).
    • The scaleless fish felt smooth and slippery to the touch.
    • The aquarium had a special tank for scaleless eels.
    • Some species of catfish are naturally scaleless.
  2. Lacking a scale or measuring device; not measured by a scale.
    • He drew a scaleless sketch just to show the basic layout.
    • The old map was scaleless, so we couldn't judge distances.
    • A scaleless thermometer is useless for taking accurate temperatures.
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What does "scaleless" mean? | whatsthatwordmean | whatsthatwordmean