Children's, Intermediate and Advanced Online English Dictionary & Thesaurus

Word Explorer
Children's Dictionary
Help
Help
Help
     

psy·chol·o·gy

psychology

 
 
pronunciation:
saI ka l ji
features:
Word Builder, Word Explorer, Word Parts
part of speech: noun
inflections: psychologies
definition: the study or science of the mind and of the ways that people feel and act.
Studying psychology has made him a more effective salesperson because he understands what motivates people to buy things.
Word Builder: psychology +
  • psychologist:
    a person who has studied the way people think and act and who treats mental problems.
Word Explorer
See
  behavior, emotion, mind, science, thought
Word Parts  About this feature
The word psychology contains the following parts:
psych, psycho Greek root that means mind, soul, mental process
-logy, -ology Greek noun-forming suffix that means study of, science of; written work; structure or principle
Show wordsHide wordsMore about this word part:
The suffix -logy , -ology forms nouns from bases that are predominantly Greek roots. It is a terminal form of the root log, logo, -logue which in the vast majority cases signifies the study or science of the subject indicated by the base. In some words, however, -ology carries the meaning "written work" (trilogy) or "structure" (homology). See log, logo, -logue. Most nouns ending in -logy , -ology have an adjective form ending in "-ical." (dermatology, dermatological).
synonyms:
-ics