Yes, DIGESTIONS is a Scrabble word!

Letter values in Scrabble US: D 2, I 1, G 2, E 1, S 1, T 1, I 1, O 1, N 1, S 1.

Is it a valid word?

DIGESTIONS is a valid word in the official Scrabble dictionary (US), the UK Scrabble Dictionary and Words with Friends (ENABLE).

the process of decomposing organic matter (as in sewage) by bacteria or by chemical action or heat
the organic process by which food is converted into substances that can be absorbed into the body
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