normal

(noun) something regarded as a normative example. Synonyms: convention, pattern, rule, formula. Examples: "The convention of not naming the main character." "Violence is the rule not the exception." "His formula for impressing visitors."

(adj) conforming with or constituting a norm or standard or level or type or social norm; not abnormal. Synonyms: normal (vs. abnormal). Examples: "Serve wine at normal room temperature." "Normal diplomatic relations." "Normal working hours." "Normal word order." "Normal curiosity." "The normal course of events."

(adj) in accordance with scientific laws. Synonyms: normal (vs. paranormal).

(adj) being approximately average or within certain limits in e.g. intelligence and development. Synonyms: normal (vs. abnormal). Examples: "A perfectly normal child." "Of normal intelligence." "The most normal person i've ever met."

(adj) forming a right angle.