Webster's Revised Unabridged Dictionary · 1913

Indistinct

Indistinct (in`dis*tinkt") , adjective

[Latin indistinctus: compare French indistinct. See In- not, and Distinct.]

1.
Not distinct or distinguishable; not separate in such a manner as to be perceptible by itself; as, the indistinct parts of a substance.
Indistinct as water is in water. — Shakespeare
2.
Obscure to the mind or senses; not clear; not definite; confused; imperfect; faint; as, indistinct vision; an indistinct sound; an indistinct idea or recollection.
When we come to parts too small four our senses, our ideas of these little bodies become obscure and indistinct. — I. Watts
Their views, indeed, are indistinct and dim. — Cowper