Indigestible

Part of speech: adjective (a.)

1. Not digestible; not readily soluble in the digestive juices; not easily convertible into products fitted for absorption.

2. Not digestible in the mind; distressful; intolerable; as, an indigestible simile. T. Warton. -- In`di*gest"i*ble*ness, n. -- In`di*gest"i*bly, adv.