SPASMODIC
fitful, spasmodic
(adjective) occurring in spells and often abruptly; “fitful bursts of energy”; “spasmodic rifle fire”
convulsive, spasmodic, spastic
(adjective) affected by involuntary jerky muscular contractions; resembling a spasm; “convulsive motions”; “his body made a spasmodic jerk”; “spastic movements”
Source: WordNet® 3.1
Etymology
Adjective
spasmodic (comparative more spasmodic, superlative most spasmodic)
Of or relating to a spasm; resembling a sudden contraction of the muscles.
Convulsive; consisting of spasms.
Intermittent or fitful; occurring in abrupt bursts.
Synonyms: patchy, stop-start, Thesaurus:discontinuous
Erratic or unsustained.
Of or relating to the spasmodic poets, a group of British Victorian poets who wrote introspective drama in verse.
Noun
spasmodic (plural spasmodics)
A medicine for suppressing spasms.
Synonym: antispasmodic
Source: Wiktionary
Spas"mod"ic, a. Etym: [Gr. spasmotique.]
1. (Med.)
Definition: Of or pertaining to spasm; consisting in spasm; occuring in, or
characterized by, spasms; as, a spasmodic asthma.
2. Soon relaxed or exhausted; convulsive; intermittent; as, spasmodic
zeal or industry. Spasmodic croup (Med.), an affection of childhood
characterized by a stoppage of brathing developed suddenly and
without fever, and produced by spasmodic contraction of the vocal
cords. It is sometimes fatal. Called also laryngismus stridulus, and
childcrowing.
– Spasmodic stricture, a stricture caused by muscular spasm without
structural change. See Organic stricture, under Organic.
Spas*mod"ic, n. (Med.)
Definition: A medicine for spasm.
Source: Webster’s Unabridged Dictionary 1913 Edition