We found 24 dictionaries that define the word frictional:

General (18 matching dictionaries)

1. frictional: Merriam-Webster
2. frictional: Oxford Learner's Dictionaries
3. frictional: Collins English Dictionary
4. frictional: Vocabulary.com
5. Frictional, frictional: Wordnik
6. frictional: Cambridge Advanced Learner's Dictionary
7. frictional: Wiktionary
8. frictional: Webster's New World College Dictionary, 4th Ed.
9. frictional: The Wordsmyth English Dictionary-Thesaurus
10. frictional: Infoplease Dictionary
11. Frictional, frictional: Dictionary.com
12. Frictional: Online Plain Text English Dictionary
13. frictional: Webster's Revised Unabridged, 1913 Edition
14. frictional: Rhymezone
15. Frictional: AllWords.com Multi-Lingual Dictionary
16. frictional: FreeDictionary.org
17. frictional: Mnemonic Dictionary
18. Frictional: TheFreeDictionary.com

Business (1 matching dictionary)

19. frictional: Legal dictionary

Computing (1 matching dictionary)

20. frictional: Encyclopedia

Medicine (2 matching dictionaries)

21. online medical dictionary (No longer online)
22. frictional: Medical dictionary

Slang (1 matching dictionary)

23. frictional: Urban Dictionary

Tech (1 matching dictionary)

24. AUTOMOTIVE TERMS (No longer online)

(Note: See frictionally as well.)

Definitions from Wiktionary (frictional) ▸ adjective:  Relating to, or caused by, friction. Similar: frictive, frictious, interfrictional, fractural, frustrational, lubricational, tractional, diffractional, stictional, tribological, more... Opposite: smooth, effortless, easy, frictionless Phrases: frictional force, frictional unemployment, frictional torque, frictional electricity, frictional soil, more... Adjectives: seasonal, only, cohesive, high, total, greater, cyclical, low, structural, steady, normal Colors:     rust,     copper,     bronze,     charcoal,     ochre, more... ▸ Words similar to frictional ▸ Usage examples for frictional ▸ Idioms related to frictional ▸ Wikipedia articles (New!) ▸ Popular nouns described by frictional ▸ Words that often appear near frictional ▸ Rhymes of frictional ▸ Invented words related to frictional