http://dictionary.reference.com/browse/Strangulation
The American Heritage® Dictionary
stran·gu·la·tion (strāng'gyə-lā'shən)
n.
1.
1. The act of strangling or strangulating.
2. The state of being strangled or strangulated.
2. Pathology Constriction of a body part so as to cut off the flow of blood or another fluid: strangulation of the intestine.
http://dictionary.reference.com/browse/Strangle
stran⋅gle
  /ˈstræŋgəl/
verb, -gled, -gling.
–verb (used with object)
1. to kill by squeezing the throat in order to compress the windpipe and prevent the intake of air, as with the hands or a tightly drawn cord.
2. to kill by stopping the breath in any manner; choke; stifle; suffocate.
3. to prevent the continuance, growth, rise, or action of; suppress: Censorship strangles a free press.
–verb (used without object)
4. to be choked, stifled, or suffocated.
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