introvert

UK/ˈɪn.tɹə.vɜːt//ˈɪn.tɹə.vɝt/

introvert noun: an organ or other body part that is or can be turned inside out, especially an anterior portion of some annelid worms capable of retraction. Also the alternative form of introverted.

Noun

introvert (plural introverts)

An organ or other body part that is or can be turned inside out, especially an anterior portion of some annelid worms capable of retraction.
- Important distinctions which obtain amongst the various ‘introverts’ or intro- and e-versible tubes so frequently met with in animal bodies.1883, E. Ray Lankester, Encyclopaedia Britannica, Vol. XVI, p. 652, s.v. "Mollusca"
- Peanut worms (phylum Sipunculida) are drab-colored bottom dwellers, most of which are less then four inches long. Their body is divided into two sections: the trunk and the introvert. The introvert, the narrow neck-like anterior section, is used as a probe.1990, Deborah A. Coulombe, Seaside Naturalist, →ISBN, page 76
An introverted person: one who is considered more thoughtful than social, with a personality more inwardly than outwardly directed; one who often prefers to have time in non-social situations.
- An Extravert can hardly conceive the necessity which compels the Introvert to conquer the world by means of a system.1916, Constance Ellen Long trans. Carl Jung as Collected Papers on Analytical Psychology, p. 349
- In order to understand the marked contract between Comte's mental attitude during his early years and that of his later life, we must keep in mind Jung's hypothesis of the two psychological types, the introvert and extrovert,—the thinking type and the feeling type.1918 April, Phyllis Blanchard, “A Psycho-Analytic Study of August Comte”, in American Journal of Psychology, page 163
(figuratively, proscribed) A reserved person.

Verb

introvert (third-person singular simple present introverts, present participle introverting, simple past and past participle introverted)

To think about internal or spiritual matters.
- […] the Soul being straight, introverted […] into itself, and easily conforming to God's will and time […]1671, Abraham Woodhead trans. The Life of the Holy Mother Saint Teresa..., xxviii
- The less we look abroad, the more our ideas are introverted, and our habitual impressions... grow together into a kind of concrete substance.1822, William Hazlitt, “Prejudice”, in Table-talk, page 85
To withdraw an organ or body part within itself or its base.
- His awkward gait, his introverted toes,
  Bent knees, round shoulders, and dejected looks […]1785, William Cowper, "The Task", Cant. IV, ll. 633 ff.

Also used as

introvert is also the alternative form of introverted.

introvert meaning in Punjabi, Tagalog, Arabic and Indonesian

introvert in Punjabi

one who focuses primarily on their own mind, feelings, or affairs: ਅੰਤਰਮੁਖੀ antarmukhī

introvert in Tagalog

one who focuses primarily on their own mind, feelings, or affairs: loobwili

introvert in Arabic

one who focuses primarily on their own mind, feelings, or affairs: اِنْطِوَائِيّ inṭiwāʔiyy

introvert in Indonesian

one who focuses primarily on their own mind, feelings, or affairs: introver

More languagesFewer languages

introvert in Persian: درونگرا darun-gerâ

Examples of introvert in a sentence

When a peanut worm feeds, it extends and waves its introvert so that the mouth at the tip wanders across the seabed.2006, Nematodes, Leeches, and Other Worms, →ISBN, page 38:
The introvert is everted by hydraulic pressure exerted by contraction of body muscles on the coelomic fluid.2009, Lynn Marguli, Michael J Chapman, Kingdoms and Domains: An Illustrated Guide to the Phyla of Life on Earth, →ISBN:
All works of the imagination are conceived by men of the introvert type.1920 May 21, Challenge, page 44:
The introvert abstracts from the object and deals with it by concepts concentrating upon the inner world of thought.1925, Charles Fox, Educational Psychology, page 254:

All 20 example sentences with introvert

Antonyms of introvert

Forms of introvert

Noun
plural	introverts
Adjective
comparative	more introvert
superlative	most introvert
Verb
third-person singular present	introverts
present participle	introverting
past participle	introverted
past	introverted

Past tense of introvert: introverted

Plural of introvert: introverts

Origin of introvert

From New Latin intrōvertere, from intro- (“within”) and vertere (“to turn”). Popularized as a psychological term by the German works of Carl Jung. By surface analysis, intro- + -vert.

Words formed from introvert

Words that rhyme with introvert

48 more rhymesFewer rhymes

Questions about introvert

What does introvert mean?: Introvert means an organ or other body part that is or can be turned inside out, especially an anterior portion of some annelid worms capable of retraction.
What is introvert in Punjabi?: Introvert in Punjabi is ਅੰਤਰਮੁਖੀ (antarmukhī). See Introvert meaning in Punjabi.
How do you use introvert in a sentence?: When a peanut worm feeds, it extends and waves its introvert so that the mouth at the tip wanders across the seabed.
What part of speech is introvert?: Introvert can be a noun or a verb.
How do you pronounce introvert?: Introvert is pronounced /ˈɪn.tɹə.vɜːt/ (UK).
What is the plural of introvert?: The plural of introvert is introverts.

Words near introvert in the dictionary

Adapted from Wiktionary: introvert (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated: 2026-09-02

Pronunciation audio from Wikimedia Commons, each file under its own free license: En-us-introvert.ogg.

Cite this entry: “introvert.” Word.ws, https://word.ws/introvert. Based on Wiktionary, CC BY-SA 4.0.