Etymology dictionary. 2014.
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. [1913 Webster] She grows more assiduous in her attendance. Addison.… … The Collaborative International Dictionary of English
assiduous — index active, circumspect, close (rigorous), conscientious, diligent, eager, earnest, faithful ( … Law dictionary
assiduous — sedulous, diligent, industrious, *busy Analogous words: *indefatigable, tireless, untiring, unwearied Antonyms: desultory Contrasted words: *random, haphazard, casual, hit or miss, happy go lucky: *lazy, slothful, indolent, faineant: remiss, lax … New Dictionary of Synonyms
assiduous — [adj] hard working active, attentive, busy, constant, diligent, eager beaver*, exacting, grinding, indefatigable, industrious, laborious, persevering, plugging, scrupulous, sedulous, steady, studious, unflagging, untiring, whiz, zealous; concepts … New thesaurus
assiduous — ► ADJECTIVE ▪ showing great care and perseverance. DERIVATIVES assiduously adverb assiduousness noun. ORIGIN Latin assiduus, from assidere sit by … English terms dictionary
assiduous — [ə sij′o͞o əs] adj. [L assiduus < assidere: see ASSIDUITY] 1. done with constant and careful attention 2. diligent; persevering SYN. BUSY assiduously adv. assiduousness n … English World dictionary
assiduous — [[t]əsɪ̱ʤuəs[/t]] ADJ GRADED Someone who is assiduous works hard or does things very thoroughly. ...an assiduous student... Podulski had been assiduous in learning his adopted language. Syn: diligent Derived words: assiduously ADV GRADED ADV with … English dictionary
assiduous — adjective Etymology: Latin assiduus, from assidēre Date: 1622 marked by careful unremitting attention or persistent application < an assiduous book collector > < tended her garden with assiduous attention > Synonyms: see busy • … New Collegiate Dictionary
assiduous — assiduously, adv. assiduousness, n. /euh sij ooh euhs/, adj. 1. constant; unremitting: assiduous reading. 2. constant in application or effort; working diligently at a task; persevering; industrious; attentive: an assiduous student. [1530 40; < L … Universalium
assiduous — as|sid|u|ous [əˈsıdjuəs US dʒuəs] adj formal [Date: 1500 1600; : Latin; Origin: asiduus, from assidere; ASSESS] very careful to make sure that something is done properly or completely = ↑meticulous assiduous in ▪ He was assiduous in his… … Dictionary of contemporary English
