1. able to be made longer, larger, or more extensive

Examples

• The dining table is extendable to seat twelve people.
• She bought an extendable ladder for cleaning the gutters.
• The warranty is extendable for an additional two years.
• The telescope has an extendable tripod for better stability.
• His visa is extendable if he finds employment.
• The company offers extendable payment plans for customers.