វគ្គជំនាញកុំព្យូទ័រ
ចំណេះដឹងទូទៅ
ម្ហូបអាហារ
កំប្លែង
ទស្សន៍ទាយ
តូច
មធ្យម
ធំ
Ornithology
noun
1.
(the
science
of
birds
)
បក្សីសាស្ដ្រ
ENGLISH MEANING
noun
1.
That
branch
of
zoology
which
treats
of the
natural
history
of
birds
and
their
classification
.
2.
A
treatise
or
book
on
this
science
.