adjective. pertaining to or of the nature of a spasm; characterized by spasms. resembling a spasm or spasms; sudden but brief; sporadic: spasmodic efforts at reform. given to or characterized …
Spasmodic: lacking in steadiness or regularity of occurrence. Synonyms: aperiodic, casual, catchy… Antonyms: constant, continuous, habitual… Find the right word.
spas·mod·ic 1. Relating to, affected by, or having the character of a spasm; convulsive. 2. Happening intermittently; fitful: spasmodic rifle fire. 3. Given to sudden outbursts of energy or feeling; excitable.
Britannica Dictionary definition of SPASMODIC. 1. : relating to or caused by a spasm. spasmodic movements/jerks. 2. : happening suddenly and briefly at different times in a way that is not regular. He made only spasmodic attempts to lose weight. spasmodic [= intermittent] activity.
If you are spazzing out, you are spasmodic. A sudden fit or involuntary contraction of the muscles is called a spasm; thus spasmodic means to behave in such a way. Spasmodic is also commonly used to refer to a violent emotional outburst — for example, your parents might be spasmodic when they discover you're really majoring in partying, not medicine, at college.