energy vs activation energy

activation energy vs energy

energy and activation energy both are nouns.

Word	Noun	Adjective	Verb	Adverb
energy	Yes	No	No	No
activation energy	Yes	No	No	No

As nouns, activation energy is a hyponym of energy; that is, activation energy is a word with a more specific, narrower meaning than energy:

energy: (physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work; the units of energy are joules or ergs
activation energy: the energy that an atomic system must acquire before a process (such as an emission or reaction) can occur

Other hyponyms of energy include energy of activation, alternative energy, atomic energy, nuclear energy, binding energy, separation energy, chemical energy, electrical energy, electricity, power, energy level, energy state, rest energy, work, heat, heat energy, mechanical energy, radiant energy, radiation, dissociation energy, electric energy, exchange energy.

energy (noun)	activation energy (noun)
forceful exertion	the energy that an atomic system must acquire before a process (such as an emission or reaction) can occur
an imaginative lively style (especially style of writing)
enterprising or ambitious drive
(physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work; the units of energy are joules or ergs
any source of usable power
a healthy capacity for vigorous activity

Difference between energy and activation energy

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