mental calculation
Word Rarity
Rare
Frequency: Zipf frequency 3.72 in modern English
23
Scrabble Score
17
Letters
6
Syllables
10
Unique Chars
Meaning
noun
Arithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator.
Countable; Uncountable
Usage
Inflected Forms
mental calculations (plural)