assure

[uh-shoo r, uh-shur]
verb (used with object), as·sured, as·sur·ing.
  1. to declare earnestly to; inform or tell positively; state with confidence to: She assured us that everything would turn out all right.
  2. to cause to know surely; reassure: He assured himself that no one was left on the bus.
  3. to pledge or promise; give surety of; guarantee: He was assured a job in the spring.
  4. to make (a future event) sure; ensure: This contract assures the company's profit this month.
  5. to secure or confirm; render safe or stable: to assure a person's position.
  6. to give confidence to; encourage.
  7. Chiefly British. to insure, as against loss.

Origin of assure

1325–75; Middle English as(e)uren, assuren < Old French aseurer < Late Latin assēcūrāre, equivalent to Latin as- as- + sēcūr- (see secure) + -ā- thematic vowel + -re infinitive suffix
Related formsas·sur·er, as·su·ror, nounin·ter·as·sure, verb (used with object), in·ter·as·sured, in·ter·as·sur·ing.pre·as·sure, verb (used with object), pre·as·sured, pre·as·sur·ing.un·as·sur·ing, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for inter-assured

assure

verb (tr; may take a clause as object)
  1. to cause to feel sure or certain; convinceto assure a person of one's love
  2. to promise; guaranteehe assured us that he would come
  3. to state positively or with assurance
  4. to make (an event) certain; ensure
  5. mainly British to insure against loss, esp of life
  6. property law another word for convey
Derived Formsassurable, adjectiveassurer, noun

Word Origin for assure

C14: from Old French aseürer to assure, from Medieval Latin assēcūrāre to secure or make sure, from sēcūrus secure
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for inter-assured

assure

v.

late 14c., from Old French asseurer (12c., Modern French assurer) "to reassure, calm, protect, to render sure," from Vulgar Latin *assecurar, from Latin ad- "to" (see ad-) + securus "safe, secure" (see secure (adj.)). Related: Assured; assuring.

Online Etymology Dictionary, © 2010 Douglas Harper