INDRIS; INDRI
In"dris, In"dri, n. (Zoöl.)

Defn: Any lemurine animal of the genus Indris.

Note: Several species are known, all of them natives of Madagascar, as the diadem indris (I. diadema), which has a white ruff around the forehead; the woolly indris (I. laniger); and the short-tailed or black indris (I. brevicaudatus), which is black, varied with gray.

INDUBIOUS
In*du"bi*ous, a. Etym: [L. indubius. See In- not, and Dubious.]

1. Not dubious or doubtful; certain.

2. Not doubting; unsuspecting. "Indubious confidence." Harvey.

INDUBITABLE
In*du"bi*ta*ble, a. Etym: [L. indubitabilis: cf. F. indubitable. See
In- not, and Dubitable.]

Defn: Not dubitable or doubtful; too evident to admit of doubt; unquestionable; evident; apparently certain; as, an indubitable conclusion. — n.

Defn: That which is indubitable.

Syn. — Unquestionable; evident; incontrovertible; incontestable; undeniable; irrefragable.