a chemical reaction accompanied by the absorption of heat
a jet or rocket engine based on a form of aerodynamic propulsion in which the vehicle emits a high-speed stream
(of a chemical reaction or compound) occurring or formed with absorption of heat
(chemistry) a process in which one or more substances are changed into others
an idea evoked by some experience
a bodily process occurring due to the effect of some antecedent stimulus or agent
doing something in opposition to another way of doing it that you don't like
extreme conservatism in political or social matters
