Synonym: compulsion, fancy, flash, inspiration, notion, pressure, push, thrust, urge. Similar words: pulse, campus, computer, else, or else, elsewhere, pull, pull in. Meaning: ['ɪmpʌls] 
n. 1. an instinctive motive 2. a sudden desire 3. the electrical discharge that travels along a nerve fiber 4. (electronics) a sharp transient wave in the normal electrical state (or a series of such transients) 5. the act of applying force suddenly 6. an impelling force or strength.
n. 1. an instinctive motive 2. a sudden desire 3. the electrical discharge that travels along a nerve fiber 4. (electronics) a sharp transient wave in the normal electrical state (or a series of such transients) 5. the act of applying force suddenly 6. an impelling force or strength. 
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31. She felt a sudden impulse to look to her left.
32. On impulse, I picked up the phone and rang her.
33. The impulse is conducted along the length of the wire.
34. On impulse, I picked up the phone and rang my sister in Australia.
35. Information is transferred along each neuron by means of an electrical impulse.
36. The little black designer dress had been an impulse buy.
37. All day she had fought off the impulse to telephone Harry.
38. Most beginners buy plants on impulse and then hope for the best.
39. Worse still, we sometimes decide on impulse.
40. Suddenly I had an impulse to write.
41. Their impulse to rule is neither analysed nor questioned.
42. Sometimes trusting the impulse leads directly to brilliance.
43. Local anesthetics may block impulse replication in mid-axon.
44. I had an almost irresistible impulse to giggle.
45. She restrained her impulse to comment.
46. Her first impulse was to turn and flee.
47. Bragg could not resist the impulse to stroll over.
48. Not all postcards are bought on impulse.
49. His first impulse had been right. After two failures,(sentencedict.com)(www.Sentencedict.com) it was time for the gloves to come off.
50. Does all this mean that we are forever stuck with a specific impulse limit of about 450 seconds?
51. Every word he spoke was true; but she fought with all her will against the impulse to agree to his face.
52. The styles change, from tribal rhythms and orchestral maneuvers to avant-garde rock fusion; but the impulse toward expression remains constant.
53. On impulse she hurried down the corridor to her daughter's room and carefully opened the door a fraction.
54. In fact, in grocery sectors, impulse buying is in the region of one half or more of total purchases.
55. The slightest criticism generates an overwhelming impulse to impale myself on my microscope eyepieces.
56. Nor was it through magic alone that the impulse arose to gain power over nature.
57. The younger the age-group among the children found attractive, the more aberrant the impulse must be regarded.
58. Jean was unable to resist the impulse to return her smile.
59. Robbie had to fight down an impulse to reach out and run her fingers over the dark mat.
60. It was an outfit that I had bought on impulse, and never worn.
More similar words: pulse, campus, computer, else, or else, elsewhere, pull, pull in, pull on, pull up, pull off, pull out, something else, pull down, social services, imply, impair, import, impose, shrimp, simply, impact, glimpse, impress, population, popularity, manipulate, improved, pulchritude, pull through.