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Webster 1913 Edition
Trehala
Tre-ha′la
,Noun.
(Chem.)
An amorphous variety of manna obtained from the nests and cocoons of a Syrian coleopterous insect (
Larinus maculatus
, Larinus nidificans
, etc.) which feeds on the foliage of a variety of thistle. It is used as an article of food, and is called also nest sugar
.