assiduous
constant; persevering; unremitting: assiduous investigation; continuous; tireless; diligent: an assiduous pursuit of perfection
Not to be confused with:
acidulous – moderately acid or tart; sharp; caustic: an acidulous critique
Abused, Confused, & Misused Words by Mary Embree Copyright © 2007, 2013 by Mary Embree
as·sid·u·ous
(ə-sĭj′o͞o-əs)adj.
Showing or characterized by persistent attention or untiring application: an assiduous worker who strove for perfection; did assiduous research before writing the book. See Synonyms at diligent.
[From Latin assiduus, from assidēre, to attend to : ad-, ad- + sedēre, to sit; see sed- in Indo-European roots.]
as·sid′u·ous·ly adv.
as·sid′u·ous·ness n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
assiduous
(əˈsɪdjʊəs)adj
1. hard-working; persevering: an assiduous researcher.
2. undertaken with perseverance and care: assiduous editing.
[C16: from Latin assiduus sitting down to (something), from assidēre to sit beside, from sedēre to sit]
asˈsiduously adv
asˈsiduousness n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
as•sid•u•ous
(əˈsɪdʒ u əs)adj.
1. constant; unremitting: assiduous reading.
2. working diligently at a task; persevering; industrious: an assiduous student.
[1530–40; < Latin assiduus=assid(ēre) to sit near]
as•sid′u•ous•ly, adv.
as•sid′u•ous•ness, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
| Adj. | 1. |  assiduous - marked by care and persistent effort; "her assiduous attempts to learn French"; "assiduous research"; "sedulous pursuit of legal and moral principles"diligent - characterized by care and perseverance in carrying out tasks; "a diligent detective investigates all clues"; "a diligent search of the files" |
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
assiduous
adjective diligent, constant, steady, hard-working, persistent, attentive, persevering, laborious, industrious, indefatigable, studious, unflagging, untiring, swotty (Brit. informal), sedulous, unwearied an assiduous student
lazy, slack, idle, careless, lax, negligent, indolent, inattentive
lazy, slack, idle, careless, lax, negligent, indolent, inattentive
Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002
assiduous
adjectiveCharacterized by steady attention and effort:
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Translations
ahkerauuttera
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
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Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
assiduous
[əˈsɪdjʊəs] adj → assiduo/aCollins Italian Dictionary 1st Edition © HarperCollins Publishers 1995