1829, from French spécificité or else a native formation from specific + -ity.
the specificity of the symptoms of the disease
add a desirable note of specificity to the discussion
host specificity of a parasite
specie
species
speciesism
specific
specification
specificity
specify
specimen
specious
speck
speckle
)window.location='https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=byronic106@yahoo.com&lc=US&item_name=Donation+to +Help+Keep+Etymonline+Free+and+Open&no_note=0&cn=&curency_code=USD&bn=PP-DonationsBF:btn_donateCC_LG.gif:NonHosted'){kind=link}