number
seventy
Seven times ten.
The theater has seventy seats arranged in seven equal rows.
Etymology
The ending continues a term for a group of ten. Seventy therefore names seven groups of ten.
More examples
- My grandfather turns seventy today.
- These running shoes cost seventy dollars.
- The speed limit on this highway is seventy miles per hour.
Forms
seventieth number — Occupying position seventy in a sequence.