Word.ws English Dictionary

bolus

/ˈbəʊləs/

bolus noun: a round mass of something, especially of chewed food in the mouth or alimentary canal.

Noun

bolus (plural boluses or (nonstandard) boli)

  1. A round mass of something, especially of chewed food in the mouth or alimentary canal.
  2. A single, large dose of a drug, especially one in that form.
    • I gave him a bolus, twice the size of a gooseberry.1863, Sheridan Le Fanu, The House by the Churchyard

Verb

bolus (third-person singular simple present boluses, present participle bolusing, simple past and past participle bolused)

  1. (transitive) To administer (a drug) in bolus dosing, that is, dosing in (one or more) boluses.
  2. (intransitive) To take a bolus (dose) of insulin at a mealtime in order to control one's blood glucose level in diabetes.

bolus meaning in Tamil and Malayalam

bolus in Tamil

திரளை, கவளம்

bolus in Malayalam

bolus
ഗുളിക guḷika

Examples of bolus in a sentence

  • Bolus, Rounded Noon Flower, differs in having a dehiscent capsular fruit.
  • We are going to give you a bolus of lidocaine, and it will all straighten out."
  • Table 4 Pre- and post-treatment UES sagittal diameter at cricopharyngeal muscle Measures are made in mm, during bolus passage in videofluoroscopy.

All 10 example sentences with bolus

Forms of bolus

Noun
pluralboluses
plural (nonstandard)boli
Verb
third-person singular presentboluses
present participlebolusing
past participlebolused
pastbolused

Plural of bolus: boluses

Origin of bolus

From Late Latin bōlus (“clod of earth, lump”), plural bōlī, from Ancient Greek βῶλος (bôlos, “clod, lump”). Doublet of bole.

Words formed from bolus

Phrases with bolus

Words that rhyme with bolus

Questions about bolus

What does bolus mean?
Bolus means a round mass of something, especially of chewed food in the mouth or alimentary canal.
What is bolus in Tamil?
Bolus in Tamil is திரளை, கவளம். See Bolus meaning in Tamil.
What part of speech is bolus?
Bolus can be a noun or a verb.
How do you pronounce bolus?
Bolus is pronounced /ˈbəʊləs/.
What is the plural of bolus?
The plural of bolus is boluses.

Words near bolus in the dictionary

  1. Boltzmann's constant
  2. Boltzmannian
  3. Bolu
  4. Boluarte
  5. Boluonuo
  6. bolus
  7. bolused
  8. boluses
  9. bolusing
  10. Bolvașnița
  11. Bolventor

Source and license

Adapted from Wiktionary: bolus (page history and authors); bolus (Tamil Wiktionary) (page history and authors); ഗുളിക (Malayalam) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Vealhurl-bolus.wav, LL-Q1860 (eng)-Wodencafe-bolus.wav.

Cite this entry: “bolus.” Word.ws, https://word.ws/bolus. Based on Wiktionary, CC BY-SA 4.0.