Wordnet 3.0
NOUN (1)
1. 
 a group of words that form a constituent of a sentence and are considered as a single unit; 
- Example: "I concluded from his awkward constructions that he was a foreigner"[syn: construction, grammatical construction, expression]
WordNet (r) 3.0 (2006):
grammatical construction
    n 1: a group of words that form a constituent of a sentence and
         are considered as a single unit; "I concluded from his
         awkward constructions that he was a foreigner" [syn:
         construction, grammatical construction, expression]
         [ant: misconstruction]