impulsor

Borrowed from Latin impulsor.

impulsor (plural impulsors)

1. One who or that which impels; an inciter, an instigator.
   • 1658, Sir Thomas Browne, The Garden of Cyrus:

     Which consisting of two Vectes or armes, converted towards each other, the innitency and stresse being made upon the hypomochlion or fulciment in the decussation, the greater compression is made by the union of two impulsors.

• William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “impulsor”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.
• “impulsor”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.

Borrowed from Latin impulsōrem.

• IPA^(key): (Central, Balearic) [im.pulˈso]
• IPA^(key): (Valencia) [im.pulˈsoɾ]

impulsor (feminine impulsora, masculine plural impulsors, feminine plural impulsores)

1. impulsive

impulsor m (plural impulsors, feminine impulsora, feminine plural impulsores)

1. promoter

• “impulsor”, in Diccionari de la llengua catalana [Dictionary of the Catalan Language] (in Catalan), second edition, Institute of Catalan Studies [Catalan: Institut d'Estudis Catalans], April 2007
• “impulsor”, in Gran Diccionari de la Llengua Catalana, Grup Enciclopèdia Catalana, 2026
• “impulsor” in Diccionari normatiu valencià, Acadèmia Valenciana de la Llengua.
• Alcover, Antoni Maria; Moll, Francesc de Borja (1963), “impulsor”, in Diccionari català-valencià-balear (in Catalan)

From impellō + -tor.

• (Classical Latin) IPA^(key): [ɪmˈpʊɫ.sɔr]
• (modern Italianate Ecclesiastical) IPA^(key): [imˈpul.sor]

impulsor m (genitive impulsōris, feminine impulstrīx); third declension

1. inciter, instigator

Third-declension noun.

• Catalan: impulsor
• Italian: impulsore
• Portuguese: impulsor
• Spanish: impulsor

• “impulsor”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press
• “impulsor”, in Charlton T. Lewis (1891), An Elementary Latin Dictionary, New York: Harper & Brothers

Learned borrowing from Latin impulsōrem.

impulsor (feminine impulsora, masculine plural impulsores, feminine plural impulsoras)

1. impulsive; impellent (which impels, drives)

   Synonyms: impulsivo, impelente

impulsor m (plural impulsores, feminine impulsora, feminine plural impulsoras)

1. impulsor; inciter; instigator

   Synonym: instigador

• “impulsor”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2026

Borrowed from French impulseur.

impulsor n (plural impulsoare)

1. impeller (of a pump)

From Latin impulsor.

• IPA^(key): /impulˈsoɾ/ [ĩm.pulˈsoɾ]
• Rhymes: -oɾ
• Syllabification: im‧pul‧sor

impulsor (feminine impulsora, masculine plural impulsores, feminine plural impulsoras)

1. driving
2. impulsive

impulsor m (plural impulsores)

1. impeller

• “impulsor”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8.1, Royal Spanish Academy [Spanish: Real Academia Española], 15 December 2025