We found 21 dictionaries that define the word spot welding:

General (14 matching dictionaries)

1. spot welding: Merriam-Webster
2. spot welding: Oxford Learner's Dictionaries
3. spot welding: American Heritage Dictionary of the English Language
4. spot-welding, spot-welding: Collins English Dictionary
5. spot-welding, spot welding: Vocabulary.com
6. spot-welding: Cambridge Advanced Learner's Dictionary
7. spot welding: Wiktionary
8. spot welding: The Wordsmyth English Dictionary-Thesaurus
9. spot-welding, spot welding: Dictionary.com
10. Spot welding: Wikipedia, the Free Encyclopedia
11. spot-welding, spot welding: Rhymezone
12. spot-welding, spot welding: FreeDictionary.org
13. spot-welding, spot welding: Mnemonic Dictionary
14. spot-welding, spot welding: TheFreeDictionary.com

Business (2 matching dictionaries)

15. Construction Term Glossary (No longer online)
16. BusinessDictionary.com (No longer online)

Computing (1 matching dictionary)

17. spot-welding, spot welding: Encyclopedia

Medicine (1 matching dictionary)

18. spot welding: Medical dictionary

Slang (1 matching dictionary)

19. Spot-Welding: Urban Dictionary

Tech (2 matching dictionaries)

20. Metal Terminology (No longer online)
21. AUTOMOTIVE TERMS (No longer online)

(Note: See spot_weld as well.)

Definitions from Wiktionary (spot welding) ▸ noun:  The resistance-welding of overlapping pieces of metal by applying pressure and an electric current at small points Similar: shot welding, spot-weld, arc welding, stick weld, tack weld, Weld, fillet weld, weldment, weld steel, bridgewire, more... ▸ Words similar to spot welding ▸ Usage examples for spot welding ▸ Idioms related to spot welding ▸ Wikipedia articles (New!) ▸ Words that often appear near spot welding ▸ Rhymes of spot welding ▸ Invented words related to spot welding