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
a bodily process occurring due to the effect of some antecedent stimulus or agent
a response that reveals a person's feelings or attitude
(mechanics) the equal and opposite force that is produced when any force is applied to a body
doing something in opposition to another way of doing it that you don't like
extreme conservatism in political or social matters
