a merchant ship with concealed weapons, used by the British in the First and Second World Wars in an attempt to destroy submarines
an infectious fever caused by the bacterium Coxiella burnetii, which may be transmitted to humans from cattle, sheep, and other domesticated animals
a large tree which bears acorns and typically has lobed deciduous leaves. Oaks are dominant in many north temperate forests and are an important source of durable timber used in building, furniture, and (formerly) ships
a South American shrub or small tree related to ailanthus
a brownish weaver bird found in Africa, the male of which has either a black face or a red head