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

Comprehensive
Dictionary Suite
Help
Help
Help
 
   
Display options
Show syllables
Show Lookup History
Double-Click Lookup
  Show Spanish support
 
Pronunciation
Wordsmyth
  Phonics
  IPA
 
Entry formats
Standard
  Classic
 
Lookup History
psychology

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.
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
The word psychology contains the following parts:
-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).
Show wordsHide wordsExample words:
aerobiology, aerology, agrobiology, analogy, anesthesiology, anthology, anthropology, apology, archeology, astrology, audiology, axiology, bacteriology, biology, bryology, cardiology, chronology, climatology, conchology, cosmetology, cosmology, craniology, criminology, cytology, demonology, dendrology, dermatology, doxology, ecology, Egyptology, embryology, endocrinology, entomology, enzymology, epistemology, ethnology, ethnomusicology, ethology, etiology, etymology, eulogy, exobiology, gemology, genealogy, geochronology, geology, geomorphology, gerontology, glaciology, graphology, gynecology, hagiology, hematology, herpetology, histology, homology, horology, hypnology, ichthyology, iconology, ideology, immunology, kinesiology, lithology, malacology, mammalogy, martyrology, methodology, microbiology, mineralogy, morphology, musicology, mycology, mythology, necrology, nephrology, neurology, numerology, oceanology, odontology, oenology, oncology, ontology, oology, ophiology, ornithology, osteology, otology, paleethnology, paleontology, parapsychology, pathology, penology, petrology, pharmacology, phenomenology, philology, phonology, phraseology, phrenology, physiology, pomology, primatology, proctology, psychology, psychopathology, psychopharmacology, radiobiology, radiology, scatology, seismology, serology, sexology, Sinology, sociobiology, sociology, somatology, speleology, symbology, symptomatology, tautology, technology, teleology, teratology, terminology, tetralogy, thanatology, theology, topology, trilogy, tropology, typology, urbanology, urology, virology, zoology, zymology
synonyms:
-ics