different between expend vs dissipate

English

Etymology

Borrowed from Latin expend? (“I weigh; I pay out”). Doublet of spend.

Pronunciation

• IPA^(key): /?k?sp?nd/, /?k?sp?nd/
• Rhymes: -?nd

Verb

expend (third-person singular simple present expends, present participle expending, simple past and past participle expended)

1. (transitive) to consume, exhaust (some resource)
   • c. 1590, William Shakespeare, King Henry VI Part 2, act 3, scene 1:

     If my death might make this island happy […]

     I would expend it with all willingness.

2. (transitive, rare, of money) to spend, disburse

Related terms

• expenditure
• expense
• expensive

Translations

See also

• expent

English

Etymology

Borrowed from Latin dissipatus, past participle of dissipare, also written dissupare (“to scatter, disperse, demolish, destroy, squander, dissipate”), from dis- (“apart”) + supare (“to throw”), also in comp. insipare (“to throw into”).

Pronunciation

• IPA^(key): /?d?s?pe?t/

Verb

dissipate (third-person singular simple present dissipates, present participle dissipating, simple past and past participle dissipated)

1. (transitive) To drive away, disperse.
   • August 1773, James Cook, journal entry

     I soon dissipated his fears.

   • 1817, William Hazlitt, The Round Table

     The extreme tendency of civilization is to dissipate all intellectual energy.

2. (transitive) To use up or waste; squander.
   • 1679-1715, Gilbert Burnet, History of the Reformation

     The vast wealth […] was in three years dissipated.

   • 1931, F. Scott Fitzgerald, Babylon Revisited

     So much for the effort and ingenuity of Montmartre. All the catering to vice and waste was on an utterly childish scale, and he suddenly realized the meaning of the word "dissipate"—to dissipate into thin air; to make nothing out of something.
3. (intransitive) To vanish by dispersion.
4. (physics) To cause energy to be lost through its conversion to heat.
5. (intransitive, colloquial, dated) To be dissolute in conduct.

Related terms

• dissipation

Translations

Further reading

• dissipate in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• dissipate in The Century Dictionary, New York, N.Y.: The Century Co., 1911.
• “dissipate”, in Lexico, Dictionary.com; Oxford University Press, 2019–present.

Italian

Verb

dissipate

1. second-person plural present indicative of dissipare
2. second-person plural imperative of dissipare
3. feminine plural of dissipato

Latin

Verb

dissip?te

1. second-person plural present active imperative of dissip?