DESPECIATE

(ˈ)dē|spēs(h)ēˌāt transitive verb

( -ed/-ing/-s )

Etymology: de- + species + -ate

: to remove the characteristic antigenicity of (a foreign protein) by chemical or other treatment

• de·spe·ci·a·tion (|)dēˌspēs(h)ē|āshən noun -s