lancinating
adjective
lan·ci·nat·ing ˈlan(t)-sə-ˌnā-tiŋ 
: characterized by piercing or stabbing sensations
lancinating pain
Word History
Etymology
lancinate to pierce, from Latin lancinatus, past participle of lancinare; akin to Latin lacerare to rend — more at lacerate
First Known Use
1762, in the meaning defined above
Medical Definition
lancinating
adjective
lan·ci·nat·ing ˈlan(t)-sə-ˌnāt-iŋ
: characterized by piercing or stabbing sensations
The patient's lancinating pain is clearly indicative of nerve irritation …
Milton Alter, The Journal of the American Medical Association
Milton Alter, The Journal of the American Medical Association