Assiduous definition | Dictionary.com

Synonyms

industrious, sedulous, studious, active, determined, devoted, diligent, earnest, hardworking, laborious, painstaking, persevering

More Synonyms»

Nearby Entries

Assiduous - 5 dictionary results

Sponsored Links Home Lighting
Bargain Prices. Smart Deals. Deals on Home Lighting!
Shopzilla.com

as⋅sid⋅u⋅ous

[uh-sij-oo-uh

–adjective

1.	constant; unremitting: assiduous reading.

2.	constant in application or effort; working diligently at a task; persevering; industrious; attentive: an assiduous student.

Origin:
1530–40; < L assiduus, equiv. to assid(ēre) to sit near, beside, dwell close to (see assess ) + -uus deverbal adj. suffix; see -ous

Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.
Cite This Source

Sponsored Links Home Lighting
Bargain Prices. Smart Deals. Deals on Home Lighting!
Shopzilla.com

as·sid·u·ous (ə-sĭj'ōō-əs) Pronunciation Key
adj.

Constant in application or attention; diligent: an assiduous worker who strove for perfection. See Synonyms at busy.
Unceasing; persistent: assiduous research.

[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.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source

assiduous

1538, from L. assiduus "busy, incessant, continual, constant," from assidere "to sit down to," thus "constantly occupied" at one's work (see assess). The word acquired a taint of "servility" in 18c.

Online Etymology Dictionary, © 2001 Douglas Harper
Cite This Source

assiduous
adjective
marked by care and persistent effort; "her assiduous attempts to learn French"; "assiduous research"; "sedulous pursuit of legal and moral principles"

WordNet® 3.0, © 2006 by Princeton University.
Cite This Source

Assiduous

As*sid"u*ous\, a. [L. assiduus, fr. assid?re to sit near or close; ad + sed[=e]re to sit. See Sit.]

1. Constant in application or attention; devoted; attentive; unremitting.

She grows more assiduous in her attendance. --Addison.

2. Performed with constant diligence or attention; unremitting; persistent; as, assiduous labor.

To weary him with my assiduous cries. --Milton.

Syn: Diligent; attentive; sedulous; unwearied; unintermitted; persevering; laborious; indefatigable. As*sid"u*ous*ly, adv. -- As*sid"u*ous*ness, n.