ACE inhibitors are used to treat a number of different conditions: 1  High blood pressure (hypertension) - ACE inhibitors usually work well to lower blood pressure. 2  Heart failure-ACE inhibitors reduce the strain on the heart by decreasing the amount of fluid pumped around the body.
Definition. Number is a grammatical category of nouns, pronouns, and verb agreement that expresses count distinctions (such as one or more than one). The count distinctions typically, but not always, correspond to the actual count of the referents of the marked noun or pronoun.
a numeral or group of numerals. 2. the sum, total, count, or aggregate of a collection of units, or the like: A number of people were hurt in the accident. The number of homeless children in the city has risen alarmingly. 3. a word or symbol, or a combination of words or symbols, used in counting or in noting a total. 4. the particular numeral assigned to an object so as to designate its place in a series: house number; license number.