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.
A noun is usually defined as being a word that names a person, place, thing, or idea. Nouns can either be common or proper nouns. A common noun is a generic name given to a person, place, thing or, idea. For example, lake, street, dog, and cat are all common nouns. Common nouns are not capitalized unless they begin a sentence.