streptomycin
/ˌstɹɛp.tə(ʊ)ˈmʌɪ.sɪn/
"streptomycin" is a 12-letter English headword indexed on PlainSpell.
The verdict
“streptomycin” is uncommon English (frequency #84,792 among 54,294 “S” headwords), classed as a noun. The kind of spelling people second-guess.
- #84,792
- frequency rank, English
- 54,294
- “S” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - An aminoglycoside and bactericidal antibiotic C₂₁H₃₉N₇O₁₂ that is produced by a soil actinomycete (Streptomyces griseus), is active against many bacteria, and is administered via intramuscular inje...
Corpus desk
Index EN-streptomycin · streptomycin · English
streptomycin · rank #84,792 · 0 variants · 0 confusables
- FREQ-RARE #84,792
- LEN-MEGA 12 letters
- VOW-4 4 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-DENSE 54,294
- PHOTO-FINISH strawman
Nearest frequency peer: strawman (-1 rank slots)
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.
Frequency neighbourhood for “streptomycin”
Lower corpus rank = more everyday usage (inverted bar length for readability)
- stockroom
stockroom
15,214 corpus weight
- Stoneham
Stoneham
15,212 corpus weight
- strawman
strawman
15,210 corpus weight
- streptomycin
streptomycin
15,209 corpus weight
- subtitling
subtitling
15,206 corpus weight
- superfine
superfine
15,202 corpus weight
What this shows Bars show where “streptomycin” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.
| Property | Value |
|---|---|
| Headword | streptomycin |
| Language | English |
| Part of speech | Noun |
| IPA | /ˌstɹɛp.tə(ʊ)ˈmʌɪ.sɪn/ |
| Letters | 12 |
| Frequency rank | #84,792 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “streptomycin” sits in English frequency
Rare enough to double-check
streptomycin is uncommon English at frequency #84,792 among 54,294 “S” headwords, classed as anoun, transcribed /ˌstɹɛp.tə(ʊ)ˈmʌɪ.sɪn/. Rarity is why readers land here mid-draft. Gloss: "An aminoglycoside and bactericidal antibiotic C₂₁H₃₉N₇O₁₂ that is produced by a soil actinomycete (Streptomyces griseus), is active against many bacteria, and is administered via intramuscular inje...".
Our edit-distance generator produced no likely misspellings for streptomycin, since its letter sequence doesn't invite the usual edit-distance slips. No close-neighbour confusable shows up for this headword in our dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.
Etymologically, the entry records: From translingual Streptomyces + -in. By surface analysis, strepto- + -mycin. The correct English form is streptomycin, spelled S-T-R-E-P-T-O-M-Y-C-I-N.
Definition
- 1An aminoglycoside and bactericidal antibiotic C₂₁H₃₉N₇O₁₂ that is produced by a soil actinomycete (Streptomyces griseus), is active against many bacteria, and is administered via intramuscular injection especially in the treatment of infections by gram-negative bacteria. It was the first drug to be successful against tuberculosis but is now chiefly used with other drugs because of its toxic side effects.
Etymology
From translingual Streptomyces + -in. By surface analysis, strepto- + -mycin.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 6, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "streptomycin", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 12 letters (nearest by frequency rank).
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.