犬

Astronomy

Canis Minor (constellation); the Lesser Dog

cross between a dog and a wolf; wolfdog

Persian speedwell (Veronica persica); large field speedwell; bird's-eye speedwell; birdeye speedwell; winter speedwell

Kai Ken (Japanese dog breed)

domestic dog (Canis lupus familiaris)

Hokkaido (dog breed); Ainu dog

Hokkaido (dog breed); Ainu dog

drug-sniffing dog

lapdog

feeling lost like a stray dog

war dog

thale cress (Arabidopsis thaliana)

dog that knows (does) tricks

Persian speedwell (Veronica persica); large field speedwell; bird's-eye speedwell; birdeye speedwell; winter speedwell

puppy mill; puppy farm

rescue dog

mongrel; mixed-breed dog; dog of nondescript breed

Taiwan Dog; Formosan Mountain Dog

pet dog; domesticated dog

Astronomy

Canes Venatici (constellation); the Hunting dogs

outdoor dog; dog kept outdoors

assistance dog; helper dog

dogcatcher; dog warden

yellow dog contract (employment contract which forbids the employee to join a labor union)