Chemical Engineering Principles

noun a substance produced by or used in a chemical process

adjective relating to chemistry or the interactions of substances as studied in chemistry

• The scientist conducted a series of experiments to analyze the chemical composition of the substance.
• I heard that they found some weird chemicals in the old abandoned factory.
• Don't mess with those chemicals, they can be dangerous.
• The chemical reaction between them was undeniable, sparking a new relationship.

adjective Relating to a process that occurs without gain or loss of heat.

adverb In a manner that does not involve the transfer of heat or matter.

• The gas expands adiabatically in the insulated container.
• The heat is not exchanged as the gas expands in the container.
• The gas expands without any heat transfer in the container.
• The idea grew adiabatically in his mind, without any external influence.