We found 39 dictionaries that define the word impulse:

General (27 matching dictionaries)

1. impulse: Merriam-Webster.com
2. impulse: Oxford Learner's Dictionaries
3. impulse: Collins English Dictionary
4. impulse: Vocabulary.com
5. Impulse, impulse: Wordnik
6. impulse: Cambridge Advanced Learner's Dictionary
7. impulse: Wiktionary
8. impulse: Webster's New World College Dictionary, 4th Ed.
9. impulse: The Wordsmyth English Dictionary-Thesaurus
10. impulse: Infoplease Dictionary
11. impulse: Dictionary.com
12. impulse: Online Etymology Dictionary
13. impulse: Cambridge Essential American English Dictionary
14. Impulse (Buck Hill album), Impulse (DC Comics), Impulse (Erra album), Impulse (German magazine), Impulse (Gould novel), Impulse (Hopkins novel), Impulse (Roller Coaster), Impulse (Steven Gould novel), Impulse (TV series), Impulse (band), Impulse (body mist), Impulse (comics), Impulse (content delivery), Impulse (dinghy), Impulse (physics), Impulse (psychology), Impulse (retailer), Impulse (roller coaster), Impulse (software), Impulse, Impulse: Wikipedia, the Free Encyclopedia
15. Impulse: Online Plain Text English Dictionary
16. impulse: Webster's Revised Unabridged, 1913 Edition
17. impulse: Rhymezone
18. impulse: AllWords.com Multi-Lingual Dictionary
19. impulse: Webster's 1828 Dictionary
20. impulse: Free Dictionary
21. impulse: Mnemonic Dictionary
22. impulse: LookWAYup Translating Dictionary/Thesaurus
23. impulse: Dictionary/thesaurus
24. impulse: Wikimedia Commons US English Pronunciations
25. impulse: American Heritage Dictionary of the English Language

Business (1 matching dictionary)

26. Impulse (mechanics), Impulse (physics), impulse: Legal dictionary

Computing (1 matching dictionary)

27. Impulse (mechanics), Impulse (physics), impulse: Encyclopedia

Medicine (3 matching dictionaries)

28. Dorland's Illustrated Medical Dictionary (No longer online)
29. online medical dictionary (No longer online)
30. Impulse (mechanics), Impulse (physics), impulse: Medical dictionary

Miscellaneous (2 matching dictionaries)

31. IMPULSE: Acronym Finder
32. impulse: Idioms

Science (1 matching dictionary)

33. Impulse: Eric Weisstein's World of Physics

Slang (1 matching dictionary)

34. Impulse: Urban Dictionary

Tech (3 matching dictionaries)

35. Explosives (No longer online)
36. National Weather Service Glossary (No longer online)
37. Sweetwater Music (No longer online)

(Note: See impulsed as well.)

Definitions from Wiktionary ( ) ▸ noun:  A thrust; a push; a sudden force that impels. ▸ noun:  A wish or urge, particularly a sudden one prompting action. ▸ noun:  (physics) The integral of force over time. ▸ verb:  (transitive) To impel; to incite. Similar: impetus, impulsion, urge, caprice, vagary, pulsing, whim, pulsation, momentum, nerve impulse, more... Opposite: deliberation, caution, planning, restraint, thoughtfulness Types: sudden, compulsive, irresistible, spontaneous, uncontrollable, automatic, instinctive, reflexive, more... Phrases: impulse response, on impulse, nerve impulse, impulse control, creative impulse, more... Adjectives: first, sudden, natural, creative, strongest, irresistible, sexual, specific, initial, religious, original Colors:     crimson,     scarlet,     electric blue,     neon green,     hot pink, more... ▸ Word origin ▸ Words similar to impulse ▸ Usage examples for impulse ▸ Idioms related to impulse ▸ Wikipedia articles (New!) ▸ Popular adjectives describing impulse ▸ Words that often appear near impulse ▸ Rhymes of impulse ▸ Invented words related to impulse