Or·ni·thod·o·ros noun \ˌȯr-nə-ˈthäd-ə-rəs\
: a genus of ticks of the family Argasidae containing forms that act as carriers of relapsing fever as well as of Q fever
Seen & Heard
What made you want to look up Ornithodoros? Please tell us where you read or heard it (including the quote, if possible).