When a doctor orders laboratory tests, like blood tests for disease or for nutritional status, the doctor is the referring doctor: he refers the patient to the lab. In medicine, it approximately means sends, because the doctor is sending the patient to the lab, or other doctor, or . . .
Definitions for still waters run deep. Here are all the possible meanings and translations of the word still waters run deep. Wiktionary(0.00 / 0 votes)Rate this definition: still waters run deep(Proverb) A person with a calm appearance has, or may have, considerable inner emotion, character, or intellect.
deep. 1. extending far down from the top or surface: a deep well; a deep cut. 2. extending far in or back from the front: a deep shelf. 3. extending far in width; broad: a deep border. 4. ranging far from the earth and sun: a deep space probe. 5. having a specified dimension in depth: a tank 10 feet deep.