pet

(noun) a domesticated animal kept for companionship or amusement.

(noun) a special loved one. Synonyms: darling, favorite, favourite, dearie, deary, ducky.

(noun) a fit of petulance or sulkiness (especially at what is felt to be a slight).

(noun) using a computerized radiographic technique to examine the metabolic activity in various tissues (especially in the brain). Synonyms: positron emission tomography, PET.

(verb) stroke or caress gently. Example: "Pet the lamb."

(verb) stroke or caress in an erotic manner, as during lovemaking.

(adj) preferred above all others and treated with partiality. Synonyms: favored, favorite(prenominal), favourite(prenominal), best-loved, preferred, preferent. Example: "The favored child."