base course

noun

1
a
: the first or lowest course of a wall (as of a foundation wall or of the wall of a building above the basement)
b
: the bottom layer of material laid down in the construction of a pavement
2
of a ship : a straight-line course
the destroyer turned back to base course

Word History

Etymology

base entry 3

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Dictionary Entries Near base course

Cite this Entry

“Base course.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/base%20course. Accessed 23 Nov. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!