I. ˈspastik, -paas-, -pais-, -tēk adjective
Etymology: Latin spasticus, from Greek spastikos drawing, from (assumed) spastos, verbal of span to draw + -ikos -ic — more at span
1.
a. : of, relating to, or characterized by spasm
spastic colon
b. : suffering from spastic paralysis
spastic child
2. : characterized by spasms especially of movement or activity : spasmodic
a spastic motion of alternate digging and ducking — Van Van Praag
II. noun
( -s )
: one suffering from spastic paralysis