Hypertension, or high blood pressure, is a condition in which blood-pressure at rest is higher than the body's needs. Because hypertension lacks overt symptoms, high blood pressure can go unnoticed for years.
2. metric-a decimal unit of measurement of the metric system (based on meters and kilograms and seconds); convert all the measurements to metric units; it is easier to work in metric. metric unit.
metrics - the study of poetic meter and the art of versification. prosody. poetics - study of poetic works. acatalectic - (prosody) a line of verse that has the full number of syllables. Alexandrine - (prosody) a line of verse that has six iambic feet.