NEGLIGENT
negligent
(adjective) characterized by neglect and undue lack of concern; “negligent parents”; “negligent of detail”; “negligent in his correspondence”
Source: WordNet® 3.1
Etymology
Adjective
negligent (comparative more negligent, superlative most negligent)
Careless, without appropriate or sufficient attention.
(legal) Culpable due to negligence.
Synonyms
• See also careless
Source: Wiktionary
Neg"li*gent, a. Etym: [F. négligent, L. negligens,p.pr. of negligere.
See Neglect.]
Definition: Apt to neglect; customarily neglectful; characterized by
negligence; careless; heedless; culpably careless; showing lack of
attention; as, disposed in negligent order. "Be thou negligent of
fame." Swift.
He that thinks he can afford to be negligent is not far from being
poor. Rambler.
Syn.
– Careles; heedless; neglectful; regardless; thoughtless;
indifferent; inattentive; remiss.
Source: Webster’s Unabridged Dictionary 1913 Edition