cation

Spelling & Dictionary Insight

The English entry for cation is 6 letters long, classified as anoun, and transcribed in the International Phonetic Alphabet as /ˈkætˌaɪ.ən/. Corpus data places it at rank #37,370 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it.The dominant gloss from Wiktionary reads: "A positively charged ion: one that would be attracted to the cathode in electrolysis.".

Our Hunspell-derived misspelling index lists 7 documented wrong-spelling variants for cation, with forms such as "caiton", "catino", and "cationn". 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 also participates in 20 confusable-pair relationships, "Cato", "cotton", "caution", and more, where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: Learned borrowing from Ancient Greek κᾰτῐόν (kătĭón), neuter present participle of κᾰ́τειμῐ (kắteimĭ, “to go down, come down”), from κᾰτᾰ- (kătă-, “downwards, down, cata-”) + εἶμῐ (eîmĭ, “to go, come”). Coined by English polymath William Whewell in 1834 for… 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 cation, spelled C-A-T-I-O-N, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.