vicinal

/ˈvɪsɪnəl/

//ˈvɪsɪnəl// adj

"vicinal" is a 7-letter English headword indexed on PlainSpell.

The verdict

“vicinal” is uncommon English (outside the top frequency list), classed as an adjective. The kind of spelling people second-guess.

Unranked
below top-frequency English
7
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Of or pertaining to a neighborhood; neighboring.

Corpus desk

Index EN-vicinal · vicinal · English

vicinal · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 7 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "V" thin
  • PHOTO-UNK Peer pending

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Key facts for vicinal
PropertyValue
Headwordvicinal
LanguageEnglish
Part of speechAdjective
IPA/ˈvɪsɪnəl/
Letters7
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “vicinal” in English

vicinalsits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

vicinal is uncommon English outside the top frequency list, classed as anadjective, transcribed /ˈvɪsɪnəl/. Rarity is why readers land here mid-draft. 3 senses are on record.

No misspelling variants are generated for vicinal in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. Our dataset records no confusable match here, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: From Latin vīcīnālis. The correct English form is vicinal, spelled V-I-C-I-N-A-L.

Definition

  1. 1
    Of or pertaining to a neighborhood; neighboring.
  2. 2
    Describing identical atoms or groups attached to nearby (especially adjacent) atoms in a molecule.
  3. 3
    Describing subordinate planes on a crystal, which are very near to the fundamental planes in angles, and sometimes take their place.

Etymology

From Latin vīcīnālis.

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "vicinal"?
"vicinal" is spelled V-I-C-I-N-A-L. The IPA pronunciation is /ˈvɪsɪnəl/.
What does "vicinal" mean?
As an adjective, "vicinal" means: Of or pertaining to a neighborhood; neighboring.
How do you pronounce "vicinal"?
The IPA (International Phonetic Alphabet) transcription for "vicinal" is /ˈvɪsɪnəl/. 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 "vicinal"?
From Latin vīcīnālis. 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.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list