Definition of pelycosaur
n.
1.
A
large
primitive
reptile
having
a
tall
spinal
sail
;
of
the
Permian
or
late
Paleozoic
in
Europe
and
North
America
.
Related Words
order
Pelycosauria
,
Pelycosauria
,
synapsid
,
synapsid
reptile
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Pelt rot
Pelta
Peltate
Pelter
Peltier effect
Peltier's cross
Peltiform
Pelting
Pelton wheel
Peltry
Peltryware
Peludo
Pelure
Pelusiac
Pelvic
Pelvic arch
Pelvimeter
Pelvimetry
Pelvis
Pelvis of the kidney
Pelycosauria
Pembroke
Pembroke table
Pemmican
Pemphigus
Pen
Pen and ink
Pen feather
Pen name
pen-and-ink
pen-friend
Penal
Penal code
Penal laws
Penal servitude
Penal suit
Penality
penalization
Penalize
penalized
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