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English Words Starting With E

4,896 entries — pick a word to see its definition, pronunciation, and usage.

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Noun Verb Adjective Adverb Plural noun Suffix Combining form Verb (transitive)Verb (intransitive)Verb (ambitransitive)

endure
verbverb-intransitiveverb-transitiveB2
/ɪnˈdjʊə(r)/To suffer (something painful or difficult) patiently, or to remain in existence for a long time.
enduro
nounLow
/ɛnˈdjʊə.rəʊ/A long-distance cross-country motorcycle race for individuals or teams, or a type of motorcycle designed for such races.
endymion
nounVery Low
/ɛnˈdɪmɪən/A proper noun referring to a beautiful shepherd in Greek mythology, loved by the moon goddess Selene, who was granted eternal youth and eternal sleep.
endysis
nounExtremely low
/ɛnˈdaɪsɪs/The act or process of molting; the shedding of an outer layer, especially of an insect's exoskeleton or a reptile's skin.
enema
nounLow (C2)
/ˈɛn.ɪ.mə/A medical procedure involving the injection of a liquid into the rectum to expel its contents, for cleansing or medical purposes.
enemy
adjectivenounB1
/ˈen.ə.mi/A person or group that is actively opposed, hostile, or harmful to another.
enemy alien
nounC2
/ˈen.ə.mi ˈeɪ.li.ən/A person who is a citizen of a country that is officially at war with the country in which they are living or temporarily present.
energetics
nounC2
/ˌɛnəˈdʒɛtɪks/The branch of physics and chemistry that deals with energy, its transformations, and energy transfers in physical and chemical processes.
energid
nounVery Low (C2+)
/ˈɛnədʒɪd/The nucleus of a cell along with the region of cytoplasm that it controls and sustains.
energism
nounExtremely Rare
/ˈɛnədʒɪz(ə)m/The philosophical doctrine that activity or force is the fundamental principle of the universe.
energize
verbverb-intransitiveverb-transitiveC1
/ˈen.ə.dʒaɪz/To give energy or enthusiasm to someone or something; to make more active or lively.
energizer
nounB2
/ˈen.ə.dʒaɪ.zər/Something or someone that provides energy, vitality, or the capacity for action.
energumen
nounArchaic / Very Rare
/ˌɛnəˈɡjuːmɛn/A person believed to be possessed by a demon or evil spirit; in modern usage, an excessively zealous or frenzied person.
energy
nounC1 (Very High Frequency)
/ˈen.ə.dʒi/The capacity or power to do work, cause change, or produce heat; vitality or intensity of action or expression.
energy audit
nounC1
/ˈen.ə.dʒi ˌɔː.dɪt/A systematic assessment of how energy is used in a building or facility to identify opportunities to reduce energy consumption and cost.
energy band
nounC2
/ˈen.ə.dʒi ˌbænd/A range of energy levels that electrons can have within a solid material.
energy bar
nounB1
/ˈenədʒi ˌbɑː/A small, dense food bar designed to provide quick energy, typically containing carbohydrates, protein, and fat.
energy conversion
nounB2-C1
/ˈɛnədʒi kənˈvɜːʃən/The process of changing energy from one form to another, such as chemical energy to electrical energy or solar energy to heat.
energy crop
nounC1
/ˈen.ə.dʒi ˌkrɒp/A plant grown specifically to produce biofuels or for direct combustion to generate energy.
energy density
nounB2
/ˈɛnədʒi ˌdɛnsəti/The amount of energy stored in a given system or region of space per unit volume (J/m³) or mass (J/kg).

Showing 2261–2280 of 4896 words.