actinotherapy
"actinotherapy" is a 13-letter English headword indexed on PlainSpell.
The verdict
“actinotherapy” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 13
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The treatment of disease, especially skin disease, by exposure to ultraviolet light; radiotherapy.
Corpus desk
Index EN-actinotherapy · actinotherapy · English
actinotherapy · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-MEGA 13 letters
- VOW-6 6 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "A" 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 | actinotherapy |
| Language | English |
| Part of speech | Noun |
| Letters | 13 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “actinotherapy” in English
Rare enough to double-check
actinotherapy is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "The treatment of disease, especially skin disease, by exposure to ultraviolet light; radiotherapy.".
actinotherapy has no tracked misspelling variants, which points to an orthography that plays by predictable English rules. This entry stands alone in our confusable dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.
Etymologically, the entry records: From actino- + therapy. The correct English form is actinotherapy, spelled A-C-T-I-N-O-T-H-E-R-A-P-Y.
Definition
- 1The treatment of disease, especially skin disease, by exposure to ultraviolet light; radiotherapy.
Recorded use
Wiktionary examplesThese source excerpts show how actinotherapy appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
I shall discuss in the following chapter the underlying principles and indications of actinotherapy in each of the diseases enumerated.
The author reports a series of 160 cases of peritoneal and genital tuberculosis in the female, about half of which were treated by actinotherapy and heliotherapy, while the other half were given radiotherapy.
Etymology
From actino- + therapy.
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.