bolus
noun /ˈbəʊləs/
/ˈbəʊləs/
- (medical) a single amount of a drug that is given at one time synonym dose
- (specialist) a small round mass of a substance, especially food that has been chewed to make it soft before it is swallowed
Word Originmid 16th cent. (denoting a large pill): via late Latin from Greek bōlos ‘clod’.