top-up
/tˈɑpˌʌp/
Word Rarity
Common
Frequency: 5.51 in modern English
9
Scrabble Score
5
Letters
2
Syllables
4
Unique Chars
Meaning
noun
An additional premium paid over the initial premium in order to increase benefit values.
Countable; Uncountable
noun
A dose of epidural anesthetic added to previously injected spinal anesthetic in combined spinal-epidural anesthesia
Countable; Uncountable
Example Sentences
- "English university students will have to pay top-up fees."
- "Energy will be generated from solar panels, water will be recycled and extracted from soil and the astronauts will grow their own food - they will also have an emergency ration and regular top-ups as new explorers join every two years."
- "I added a $20 top-up on my cellphone's data plan."
- "The reinforcement of anesthesia by an epidural “top-up” in combined spinal-epidural anesthesia may be explained by a dual mechanism: a volume effect compressing the dural sac and a local anesthetic effect."