| Noun | 1. | normal - something regarded as a normative example; "the convention of not naming the main character"; "violence is the rule not the exception"; "his formula for impressing visitors"practice - knowledge of how something is usually done; "it is not the local practice to wear shorts to dinner" mores - (sociology) the conventions that embody the fundamental values of a group code of behavior, code of conduct - a set of conventional principles and expectations that are considered binding on any person who is a member of a particular group universal - a behavioral convention or pattern characteristic of all members of a particular culture or of all human beings; "some form of religion seems to be a human universal" |
| Adj. | 1. | normal - conforming with or constituting a norm or standard or level or type or social norm; not abnormal; "serve wine at normal room temperature"; "normal diplomatic relations"; "normal working hours"; "normal word order"; "normal curiosity"; "the normal course of events" sane - mentally healthy; free from mental disorder; "appears to be completely sane" standard - conforming to or constituting a standard of measurement or value; or of the usual or regularized or accepted kind; "windows of standard width"; "standard sizes"; "the standard fixtures"; "standard brands"; "standard operating procedure" |
| 2. | normal - in accordance with scientific laws paranormal - not in accordance with scientific laws; "what seemed to be paranormal manifestations" | |
| 3. | normal - being approximately average or within certain limits in e.g. intelligence and development; "a perfectly normal child"; "of normal intelligence"; "the most normal person I've ever met" psychological science, psychology - the science of mental life abnormal - departing from the normal in e.g. intelligence and development; "they were heartbroken when they learned their child was abnormal"; "an abnormal personality" | |
| 4. | normal - forming a right angle geometry - the pure mathematics of points and lines and curves and surfaces perpendicular - intersecting at or forming right angles; "the axes are perpendicular to each other" |