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kryptonite

Definition, pronunciation, etymology, and usage for the English word. Free spelling reference powered by Wiktionary.

Letters

10 characters

Language

English

word origin

Source

Wiktionary

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Detailed reference entry for the English word "kryptonite", 10-letters, with pronunciation in International Phonetic Alphabet notation, etymology traced through Germanic and Romance roots where applicable, common misspelling variants catalogued from Hunspell error dictionaries, and usage frequency ranked against the top 100,000 English words in the Wordfreq corpus. PlainSpell covers English, Spanish, Portuguese, French, and German spelling with confusable-pair detection that highlights visually and phonetically similar words. This entry for "kryptonite" includes synonyms, antonyms, homophones, and cross-language translation pointers sourced from Wiktionary via the kaikki.org extract. Whether you are verifying the correct spelling of "kryptonite" for academic writing, checking homophone confusion, or exploring etymological origins, this page provides a citation-backed, free reference that requires no sign-up.

kryptonite is aEnglishnoun. It means: The one weakness of something or someone that is otherwise invulnerable. Pronounced /ˈkɹɪptənaɪt/.

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Key facts for kryptonite
PropertyValue
Headwordkryptonite
LanguageEnglish
Part of speechNoun
IPA/ˈkɹɪptənaɪt/
Letters10
Frequency rank#33,303
Misspellings tracked16
Confusable pairs0
SourceWiktionary (kaikki.org)

Frequency rank visualization

Position of kryptonite in English word frequency (lower rank = more common)

Source: Wordfreq corpus

Spelling & Dictionary Insight

The English entry for kryptonite is 10 letters long, classified as anoun, and transcribed in the International Phonetic Alphabet as /ˈkɹɪptənaɪt/. Corpus data places it at rank #33,303 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it.Wiktionary records 2 distinct senses for this headword, so context determines which meaning a reader should apply.

Our Hunspell-derived misspelling index lists 16 documented wrong-spelling variants for kryptonite, with forms such as "kkryptonite", "krpytonite", and "krryptonite". Each variant represents a distinct typo pattern that appears often enough in corpora to be worth flagging, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution.It is not paired with a close-neighbour confusable in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.

Etymologically, the entry records: From a fictional radioactive element, kryptonite, that has a detrimental effect on the otherwise invulnerable character Superman. Apparently formed as krypton (“a chemical element, Kr”) + -ite. Root origin matters for spelling because borrowed morphemes (Greek, Latin, Old French, Old English) carry their source-language orthographic conventions into modern English, which is why historical etymology is often the cleanest predictor of whether a cluster like "-ough", "-eau", or "-tion" will appear. For readers arriving here from a spelling check, the authoritative guidance is: the correct English form is kryptonite, spelled K-R-Y-P-T-O-N-I-T-E, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.

Definition

  1. 1
    The one weakness of something or someone that is otherwise invulnerable.
  2. 2
    Crack cocaine.

Etymology

From a fictional radioactive element, kryptonite, that has a detrimental effect on the otherwise invulnerable character Superman. Apparently formed as krypton (“a chemical element, Kr”) + -ite.

This word in other languages

Common misspellings

Also misspelled as: kkryptonite,krpytonite,krryptonite,krypotnite,krypptonite,kryptnoite,kryptointe,kryptoniet,kryptonitte,kryptonnite,kryptontie,krypttonite,krytponite,kryyptonite,kyrptonite,rkyptonite

Misspelling Pattern Breakdown

Relative frequency of common misspelling types for kryptonite

Misspelling Variants of "kryptonite"

kkryptonite11krpytonite10krryptonite11krypotnite10krypptonite11kryptnoite10kryptointe10kryptoniet10
Misspelling Variants of "kryptonite"

Frequency rank: #33,303 in English

Frequently Asked Questions

How do you spell "kryptonite"?
"kryptonite" is spelled K-R-Y-P-T-O-N-I-T-E. The IPA pronunciation is /ˈkɹɪptənaɪt/.
What does "kryptonite" mean?
As a noun, "kryptonite" means: The one weakness of something or someone that is otherwise invulnerable.
What are common misspellings of "kryptonite"?
Common misspellings include "kkryptonite", "krpytonite", "krryptonite", "krypotnite", "krypptonite". The correct spelling is "kryptonite".
How do you pronounce "kryptonite"?
The IPA (International Phonetic Alphabet) transcription for "kryptonite" is /ˈkɹɪptənaɪt/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "kryptonite"?
From a fictional radioactive element, kryptonite, that has a detrimental effect on the otherwise invulnerable character Superman. Apparently formed as krypton (“a chemical element, Kr”) + -ite. See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Nearby English words

Other entries that begin with the letter K in our English index:

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Data Source: Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Frequency data from Wordfreq. Misspellings derived from Hunspell dictionaries.