-ic [ik][< Fr or LGr; Fr -ique < L -icus < Gr -ikos: akin to Ger -isch, OE -ig: see -Y3] suffix1. forming adjectivesa) of, having to do with [volcanic]b) like, having the nature of, characteristic of [angelic]c) produced by, caused by [anaerobic]d) producing, causing [analgesic]e) consisting of, containing, forming [dactylic]f) having, showing, affected by [lethargic]g) Chem. of or derived from [benzoic, citric]h) Chem. having a higher valence than is indicated by the suffix -OUS [nitric, phosphoric]2. [< ME or L or Gr: ME -ike < L -icus < Gr -ikos: from substantive use of respective adjectives] forming nouns a person or thing:a) having, showing, affected by [hysteric, paraplegic]b) supporting, adhering to [Gnostic]c) belonging to, characteristic of [cynic, Philippic]d) derived from [patronymic]e) producing, causing [hypnotic]f) affecting [stomachic]
English World dictionary. V. Neufeldt. 2014.