alkaloidal

[ al-kuh-loid-l ]

/ ˌæl kəˈlɔɪd l /

of, relating to, or derived from alkaloids.

Origin of alkaloidal

First recorded in 1875–80; alkaloid + -al¹

non·al·ka·loi·dal, adjective

There appears to be little doubt that the active principle in this beverage is a poison of an alkaloidal nature.

Encyclopaedia Britannica, 11th Edition, Volume 15, Slice 6 |Various
Picric acid, mercuric chloride, and alkaloidal “group reagents” give no precipitate.

Poisons: Their Effects and Detection |Alexander Wynter Blyth
We may take piperidine and coniine as examples of the methods followed in alkaloidal synthesis; these are pyridine bases.

Scientific American Supplement, No. 623, December 10, 1887 |Various
The root, leaves, and berries are poisonous, this property being due to the presence of an alkaloidal principle—Atropia.

Memoranda on Poisons |Thomas Hawkes Tanner

The symptoms are described in detail, being in general, similar to those of alkaloidal poisoning.

Some Constituents of the Poison Ivy Plant: (Rhus Toxicodendron) |William Anderson Syme