Definition of Insidiously. Meaning of Insidiously. Synonyms of Insidiously
Here you will find one or more explanations in English for the word Insidiously.
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Definition of Insidiously
Insidiously Insidious In*sid"i*ous, a. [L. insidiosus, fr. insidiae an
ambush, fr. insidere to sit in; pref. in- + sedere to sit:
cf. F. insidieux. See Sit.]
1. Lying in wait; watching an opportunity to insnare or
entrap; deceitful; sly; treacherous; -- said of persons;
as, the insidious foe. ``The insidious witch.' --Cowper.
2. Intended to entrap; characterized by treachery and deceit;
as, insidious arts.
The insidious whisper of the bad angel. --Hawthorne.
Insidious disease (Med.), a disease existing, without
marked symptoms, but ready to become active upon some
slight occasion; a disease not appearing to be as bad as
it really is.
Syn: Crafty; wily; artful; sly; designing; guileful;
circumventive; treacherous; deceitful; deceptive. --
In*sid"i*ous*ly, adv. -- In*sid"i*ous*ness, n.
