extravehicular activity
"extravehicular-activity" is a 22-letter English headword indexed on PlainSpell.
The verdict
“extravehicular activity” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 23
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Any activity done by an astronaut outside of a spacecraft etc.
Corpus desk
Index EN-extravehicular-activity · extravehicular activity · English
extravehicular activity · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-MEGA 23 letters
- VOW-10 10 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "E" 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.
| Property | Value |
|---|---|
| Headword | extravehicular activity |
| Language | English |
| Part of speech | Noun |
| Letters | 23 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “extravehicular activity” in English
Rare enough to double-check
extravehicular activity is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "Any activity done by an astronaut outside of a spacecraft etc.".
extravehicular activity has no tracked misspelling variants, a sign its spelling follows regular English conventions. This headword has no recorded confusable partner, since nothing in our dataset looks or sounds close enough to cause mix-ups.
Our source data has no etymology on file for this entry, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct English form is extravehicular activity, spelled E-X-T-R-A-V-E-H-I-C-U-L-A-R- -A-C-T-I-V-I-T-Y.
Definition
- 1Any activity done by an astronaut outside of a spacecraft etc.
Recorded use
Wiktionary exampleThese source excerpts show how extravehicular activity appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
“His venture into the vacuum of space began the history of extra-vehicular activity that makes today’s Space Station maintenance possible,” NASA said on Twitter.
Synonyms
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.