Subgrade

Acceptable For Game Play - US & UK word lists

This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

The American Heritage® Dictionary of the English Language, 4th Edition
  • n. The level layer of rock or earth upon which the foundation of a road or railway is laid.
    • Wiktionary, Creative Commons Attribution/Share-Alike License
  • n. The layer of native soil on which the foundation of a road is laid
    • The Century Dictionary and Cyclopedia
  • n. A grade of the second rank in zoölogical classification; a prime division of a grade: used like subclass, suborder, etc. See grade, 3.
    • Word Usage
    "Also, the sidewalk, per city standards should be 3.5 inches of concrete on compacted subgrade."
    Same Context
    Words that are found in similar contexts
    sub-ballast    loamy    5-in    autogenic    ATV   
     
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