Open English Wordnet
Nouns
(n)patio, terraceusually paved outdoor area adjoining a residence (n)terrace, bencha level shelf of land interrupting a declivity (with steep slopes above and below) (n)terracea row of houses built in a similar style and having common dividing walls (or the street on which they face)“Grosvenor Terrace” Verbs
(v)terrace, terrasseprovide (a house) with a terrace“We terrassed the country house” (v)terracemake into terraces as for cultivation“The Incas terraced their mountainous land”