Longman Dictionary of Contemporary English
The Collaborative International Dictionary
parenthetic \par`en*thet"ic\ (p[a^]r`[e^]n*th[e^]t"[i^]k), parenthetical \par`en*thet"ic*al\ (p[a^]r`[e^]n*th[e^]t"[i^]*kal), a. [Cf. Gr. pare`nqetos.]
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Of the nature of a parenthesis; pertaining to, or expressed in, or as if in, a parenthesis; as, a parenthetical clause; a parenthetic remark; a parenthetical style. [WordNet sense 1]
A parenthetical observation of Moses himself.
--Hales. Using or containing parentheses.
Added within parentheses to amplify or explain; as, parenthetical remarks. [WordNet sense 2]
Douglas Harper's Etymology Dictionary
1620s, from Medieval Latin parentheticus from Greek parenthetos "put in beside," verbal adjective from parentithenai; see parenthesis) + -al (1). Related: Parenthetically.
Wiktionary
a. 1 using, containing, or within parentheses (like this) 2 that explains or qualifies something 3 that is incidental n. a word or phrase within parentheses
WordNet
adj. as if using parentheses; "a parenthetical style" [syn: parenthetic]
qualifying or explaining; placed or as if placed in parentheses; "parenthetical remarks" [syn: parenthetic]
n. an expression in parentheses; "his writing was full of parentheticals" [syn: parenthetical expression]
Usage examples of "parenthetical".
Then (with this last, parenthetical, over-the-shoulder glance at Andromeda and my fond dream of rejuvenation: difficult dead once-darling, fare you well!