tobramycin: meaning, definition, pronunciation and examples
C2 (Specialist Technical)Technical/Medical
Quick answer
What does “tobramycin” mean?
A potent aminoglycoside antibiotic derived from the bacterium Streptomyces tenebrarius, used to treat severe bacterial infections, particularly those caused by Gram-negative bacteria.
Audio
Pronunciation
Definition
Meaning and Definition
A potent aminoglycoside antibiotic derived from the bacterium Streptomyces tenebrarius, used to treat severe bacterial infections, particularly those caused by Gram-negative bacteria.
A broad-spectrum antibiotic often administered intravenously or via inhalation, notably used in treating pseudomonas infections in cystic fibrosis patients and for serious eye infections when formulated as eye drops.
Dialectal Variation
British vs American Usage
Differences
Usage is identical in medical terminology; spelling is consistent. Pronunciation follows standard regional patterns for stress and vowel sounds.
Connotations
Carries identical clinical and pharmacological connotations in both varieties.
Frequency
Equally low frequency in general language but standard in medical contexts in both regions.
Grammar
How to Use “tobramycin” in a Sentence
The patient was prescribed [tobramycin] for the infection.[Tobramycin] is effective against [Pseudomonas aeruginosa].The protocol involves [administering] tobramycin [twice daily].Vocabulary
Collocations
Examples
Examples of “tobramycin” in a Sentence
verb
British English
- The team decided to tobramycin the patient given the culture results.
- We should tobramycin the nebuliser solution first.
American English
- The doctor chose to tobramycin the IV line for the pseudomonas infection.
- They tobramycin all CF exacerbations with that pathogen.
adverb
British English
- The drug was administered tobramycin-style, via a specialised nebuliser.
- He responded tobramycin-quickly to the infusion.
American English
- The infection cleared up tobramycin-fast after starting treatment.
- The protocol dictates giving it tobramycin-slow via IV to prevent ototoxicity.
adjective
British English
- The tobramycin solution must be kept refrigerated.
- We observed a tobramycin-resistant strain in the ICU.
American English
- The tobramycin vial is for single use only.
- A tobramycin level was drawn to check for toxicity.
Usage
Meaning in Context
Business
Used in pharmaceutical industry reports, drug development, and regulatory filings.
Academic
Common in medical journals, pharmacology textbooks, and clinical research papers.
Everyday
Virtually never used in everyday conversation outside of specific patient contexts.
Technical
Standard term in clinical guidelines, microbiology reports, prescription charts, and hospital protocols.
Vocabulary
Synonyms of “tobramycin”
Strong
Neutral
Weak
Vocabulary
Antonyms of “tobramycin”
Watch out
Common Mistakes When Using “tobramycin”
- Misspelling as 'tobramyacin' or 'tobramyosin'.
- Mispronouncing with stress on the wrong syllable (e.g., TO-bra-my-cin).
- Using it as a general term for any antibiotic.
FAQ
Frequently Asked Questions
No, they are both aminoglycoside antibiotics but are distinct molecules. Tobramycin often has enhanced activity against Pseudomonas aeruginosa compared to gentamicin.
No, it is very poorly absorbed from the gut. It is administered intravenously, intramuscularly, via inhalation, or topically (e.g., eye drops).
The main serious side effects are kidney damage (nephrotoxicity) and hearing loss or balance problems (ototoxicity), which is why blood levels are monitored.
Inhalation delivers the antibiotic directly to the lungs where the infection is, achieving high local concentrations with minimal systemic absorption and reduced risk of the serious side effects associated with IV use.
A potent aminoglycoside antibiotic derived from the bacterium Streptomyces tenebrarius, used to treat severe bacterial infections, particularly those caused by Gram-negative bacteria.
Tobramycin is usually technical/medical in register.
Tobramycin: in British English it is pronounced /ˌtəʊ.brəˈmaɪ.sɪn/, and in American English it is pronounced /ˌtoʊ.brəˈmaɪ.sɪn/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “None. This is a technical term with no idiomatic usage.”
Learning
Memory Aids
Mnemonic
Think: 'TO BRing down AMY's bad bacteria, use tobramyCIN.' Connects the core function (bringing down bacteria) with the suffix -cin common to antibiotics.
Conceptual Metaphor
MEDICINE IS A PRECISION TOOL / WARFARE: Tobramycin is conceptualized as a targeted weapon against bacterial invaders, requiring precise dosing to be effective and avoid collateral damage (side effects).
Practice
Quiz
What is a primary clinical use of tobramycin?