We found 21 dictionaries that define the word contour line:

General (15 matching dictionaries)

1. contour line: Merriam-Webster
2. contour line: Oxford Learner's Dictionaries
3. contour line: American Heritage Dictionary of the English Language
4. contour line: Collins English Dictionary
5. contour line: Vocabulary.com
6. contour line: Wordnik
7. contour line: Cambridge Advanced Learner's Dictionary
8. contour line: Wiktionary
9. contour line: Infoplease Dictionary
10. contour line: Dictionary.com
11. Contour line: Wikipedia, the Free Encyclopedia
12. contour line: Rhymezone
13. contour line: FreeDictionary.org
14. contour line: Mnemonic Dictionary
15. contour line: TheFreeDictionary.com

Business (1 matching dictionary)

16. contour line: Financial dictionary

Computing (1 matching dictionary)

17. contour line: Encyclopedia

Medicine (1 matching dictionary)

18. contour line: Medical dictionary

Science (2 matching dictionaries)

19. Contour Line: Eric Weisstein's World of Mathematics
20. Anthropology dictionary (No longer online)

Tech (1 matching dictionary)

21. Glossary of Meteorology (No longer online)

(Note: See contour_lines as well.)

Definitions from Wiktionary (contour line) ▸ noun:  (geography) A line on a map through points of equal elevation, often height above sea level. Similar: contour, contour map, isohypse, contourlet, contour interval, isocontour, isobath, relief map, keyline, isogram, more... Opposite: planar, flat, level, uncontoured Types: isopleth, isohyet, isocline, isotherm, isobar, isodrosotherm, isotheral, more... Phrases: owen contour line, more... ▸ Words similar to contour line ▸ Usage examples for contour line ▸ Idioms related to contour line ▸ Wikipedia articles (New!) ▸ Words that often appear near contour line ▸ Rhymes of contour line ▸ Invented words related to contour line