adjustable

transitive verb

1. to change so as to fit, conform, make suitable, etc.
2. to make accurate by regulating to adjust a watch
3. to settle or arrange rightly to adjust accounts
4. to resolve or bring into accord to adjust differences
5. to decide how much is to be paid in settling (an insurance claim)
6. Mil. to correct (the gun sight, one's aim, etc.) in firing

Etymology: ME ajusten < OFr ajoster, to join < a-, to + joster (see joust); infl. by OFr juste < L justus, just

intransitive verb