Because patients needing medically necessary lenses often have irregular corneas, the process involved with fitting these lenses can be a difficult, expensive, time-consuming experience, that requires patience from and perseverence from both the practitioner and the patient.
Best Answer: An animal. Noun - name for an animal, person, place or thing. It refers to an inanimate object or a non-human one. Person refers only to humans. dog is a noun. a noun is a person, place, thing, or idea.
Definition of dog day. 1a dog days plural : the period between early July and early September when the hot sultry weather of summer usually occurs b : a day in dog days : a hot sultry day. 2 dog days plural : a period marked by dull lack of progress the dog days following any major upheaval.