Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Medical Dictionary

arachnolysin

play
noun arach·no·ly·sin \ə-ˌrak-nō-ˈlīs-ən\

Medical Definition of arachnolysin

  1. :  a hemolysin secreted by some spiders




Seen and Heard

What made you want to look up arachnolysin? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a timid, meek, or unassertive person

Get Word of the Day daily email!