bolusnoun [ C ]
/ˈbəʊ.ləs//ˈboʊ.ləs/specializedbolus noun [ C ] (MASS)
a small round lump of a substance, especially partly digested food:
They found a large bolus of clogged material in her stomach.
More examples
- The gel may form a bolus.
- After taking a drink the food is brought back up in a bolus.
- Meat bolus was the most common cause of esophageal obstruction.
- An attempt to remove the bolus was unsuccessful as it was tightly impacted in the distal esophagus.
Thesaurus: synonyms and related words
Masses and large amounts of things
- accumulation
- an embarrassment of riches idiom
- any number of things idiom
- backlog
- battery
- boatload
- bucketload
- clot
- deluge
- fund
- lashing
- panoply
- plethora
- predominance
- preponderance
- profusion
- sheet
- shower
- thousand
- tidal wave
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bolus noun [ C ] (DRUG)
a single dose (= measured amount) of a drug:
Patients were given boluses of 20 or 30 μg of fentanyl.
More examples
- The patient presses a button and receives a preset dose or "bolus" of the drug (e.g. one milligram of morphine).
- Caffeine citrate is commonly administered as a 20 mg/kg bolus (IV or oral).
- Give fluid boluses of 10-20ml/kg and assess clinically.
- It is given as a bolus (1.0-1.5 mg/kg) intravenously.
Thesaurus: synonyms and related words
Medicines & drugs: administering drugs & medicines
- anaesthesiology
- anaesthetist
- anesthesiology
- dispense
- doping
- dose
- drug
- ED
- inject
- knock
- knock sb out
- overprescribe
- PCA
- prescribe
- put
- put sb on sth
- sedate
- sedation
- self-medicate
- tranquillize
You can also find related words, phrases, and synonyms in the topics:
Medicine in different forms