1noun
the act of increasing (something) in size or volume or quantity or scope
01 Word definition
expansion
9 letters · 4 vowels · 5 consonants
Is EXPANSION a word?
Yes. EXPANSION is a 9-letter noun. the act of increasing (something) in size or volume or quantity or scope Check the official dictionary for your particular word game before playing it.
Correct spelling
E-X-P-A-N-S-I-O-NHow do you spell EXPANSION?
EXPANSION contains 9 letters, begins with E, and ends with N.
Check another spelling →Meaning and definition
2noun
a function expressed as a sum or product of terms
“the expansion of (a+b)^2 is a^2 + 2ab + b^2”
Synonyms
Source: Open English WordNet 2025 (CC BY 4.0) ↗enlargement
02 Letter breakdown
How is EXPANSION spelled?
E1X2P3A4N5S6I7O8N9
03 Word-game status
Can you play EXPANSION?
UnscramblerHQ dictionary
This spelling is present in our broad English solver dictionary.
Scrabble
Base tile value: 18 points. Confirm eligibility in the official word list used for your region and edition.
Words With Friends
Base tile value: 21 points. Confirm eligibility inside the current game dictionary.
FAQ Quick answers
About EXPANSION.
How do you spell EXPANSION?
EXPANSION is spelled E-X-P-A-N-S-I-O-N. It contains 9 letters.