normal

nouns

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"

adjectives

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"
is derived from
antonym
is similar to
approximating the statistical norm or average or expected value
"the average income in New England is below that of the nation"; "of average height for his age"; "the mean annual rainfall"
is similar to
relating to or constituting the middle value of an ordered set of values (or the average of the middle two in a set with an even number of values)
"the median value of 17, 20, and 36 is 20"; "the median income for the year was $15,000"
is similar to
relating to or constituting the most frequent value in a distribution
"the modal age at which American novelists reach their peak is 30"
is similar to
functioning or occurring in a normal way; lacking abnormalities or deficiencies
"it's the natural thing to happen"; "natural immunity"; "a grandparent's natural affection for a grandchild"
is similar to
not deviating from what is normal
"her regular bedtime"
is similar to
conforming to a type
"the typical (or normal) American"; "typical teenage behavior"
see also
mentally healthy; free from mental disorder
"appears to be completely sane"
see also
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"
is an attribute of
being within certain limits that define the range of normal functioning
in accordance with scientific laws
antonym
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"
is derived from
antonym
domain category
the science of mental life
forming a right angle
is similar to
intersecting at or forming right angles
"the axes are perpendicular to each other"
domain category
the pure mathematics of points and lines and curves and surfaces