វគ្គជំនាញកុំព្យូទ័រ
ចំណេះដឹងទូទៅ
ម្ហូបអាហារ
កំប្លែង
ទស្សន៍ទាយ
តូច
មធ្យម
ធំ
Litmus
ENGLISH MEANING
noun
1.
A
dyestuff
extracted
from
certain
lichens
(
Roccella
tinctoria
,
Lecanora
tartarea
,
etc
.), as a
blue
amorphous
mass
which
consists
of a
compound
of the
alkaline
carbonates
with
certain
coloring
matters
related
to
orcin
and
orcein
.