Structural
Pronunciation : Struc"tur*al
Part of Speech : a.
Definition : 1. Of or pertaining to structure; affecting structure; as, a structural error.
2. (Biol.)
Defn: Of or pertaining to organit structure; as, a structural element or cell; the structural peculiarities of an animal or a plant. Structural formula. (Chem.) See Rational formula, under Formula. empirical formula.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder