Definition that contains every week
- weekly a periodical that is published every week (or 52 issues per year)
- recurrent fever marked by recurring high fever and transmitted by the bite of infected lice or ticks; characterized by episodes of high fever and chills and headache and muscle pain and nausea that recur every week or ten days for several months
- relapsing fever marked by recurring high fever and transmitted by the bite of infected lice or ticks; characterized by episodes of high fever and chills and headache and muscle pain and nausea that recur every week or ten days for several months