Wordnet 3.0
NOUN (1)
1.
a member of the genus Canis (probably descended from the common wolf) that has been domesticated by man since prehistoric times;
occurs in many breeds;
- Example: "the dog barked all night"[syn: dog, domestic dog, Canis familiaris]
WordNet (r) 3.0 (2006):
domestic dog
n 1: a member of the genus Canis (probably descended from the
common wolf) that has been domesticated by man since
prehistoric times; occurs in many breeds; "the dog barked
all night" [syn: dog, domestic dog, Canis familiaris]