peke
Alternative letter-case form of Peke (“Pekinese dog”).

pekeapoo
Alternative form of peekapoo.

pekeapoos
plural of pekeapoo

pekepoo
Alternative form of peekapoo.

pekepoos
plural of pekepoo

pekes
plural of peke

pelagiarian
A member of the controversial fish clade, Pelagiaria, including the Acanthomorpha, Percomorpha, and certain potentially related extinct fishes.

pelagophil
Any fish that lives (or spawns) in the open sea.

pelagophils
plural of pelagophil

pelagosaur
Any of the extinct crocodile-like animals of genus †Pelagosaurus which lived during the Jurassic period.

pelagosaurs
plural of pelagosaur

pelecanid
Any member of the family Pelecanidae; a pelican.

pelecanids
plural of pelecanid

pelican eel
A deep-sea eel (Eurypharynx pelecanoides), the only known member of the genus Eurypharynx and family Eurypharyngidae, which is rarely seen by humans, although occasionally caught in fishing nets.

pelican eels
plural of pelican eel

pelican gulper
Synonym of pelican eel.

pellack
A porpoise.

pellacks
plural of pellack

pellonulid
Any freshwater herring of the subfamily Pellonulinae

pellonulids
plural of pellonulid

pellonuline
Any freshwater herring of the subfamily Pellonulinae

pellonulines
plural of pellonuline

pelmatozoan
A member of the subphylum Pelmatozoa.

pelobatid
Any member of the family Pelobatidae of spadefoot toads.

pelobatidean
Any of the family Pelobatidae of toads

pelobatideans
plural of pelobatidean

pelobatoid
Any frog of the superfamily Pelobatoidea

pelobatoids
plural of pelobatoid

pelodytid
Any member of the family Pelodytidae of parsley frogs.

pelodytids
plural of pelodytid

pelomedusid
Any member of the family Pelomedusidae of freshwater turtles,

pelomedusids
plural of pelomedusid

pelomedusoid
Any freshwater turtle of the superfamily Pelomedusoidea

pelomedusoids
plural of pelomedusoid

peloria
A variety of toadflax having five spurs instead of one.
abnormal regularity; the state of certain flowers, which, being naturally irregular, have become regular through a symmetrical repetition of the special irregularity

pelories
plural of pelory

pelory
Alternative form of peloria.

peltidia
plural of peltidium

peltidium
A prodorsal shield in chelicerates

peltogastrid
Any member of the family Peltogastridae, parasitic barnacles in the superorder Rhizocephala.

peltogastrids
plural of peltogastrid

peltries
plural of peltry

peltry
Pelts or skins, collectively; skins with the fur on them; furs.

pempek
A savoury fishcake delicacy from Indonesia (Palembang), made of fish, egg, and tapioca usually served with the traditional spice-based broth and sometimes also served with noodles.

pempherid
Any member of the family Pempheridae of fish called sweepers.

pempherids
plural of pempherid

penaeid
Any prawn of the family Penaeidae, many of which have economic importance.

penaeids
plural of penaeid

penaeoid
Any prawn of the superfamily Penaeoidea

penaeoidean
Any prawn of the superfamily Penaeoidea

penaeoideans
plural of penaeoidean

penaeoids
plural of penaeoid

pencil fish
Alternative form of pencilfish.

pencilfish
Any of the genus Nannostomus of fishes.

pencilfishes
plural of pencilfish

pendules
plural of pendule

peneid
Alternative spelling of penaeid.

peneids
plural of peneid

penellipse
in the caterpillar proleg, the figure formed when a part less than half of a uniserial circle of crochets is absent

penellipses
plural of penellipse

peneroplid
Any foraminifera of the family Peneroplidae.

peneroplids
plural of peneroplid

penfish
A squid.
Any of various porgies of the genus Calamus

penfishes
plural of penfish

penguinarium
A vivarium for penguins.

penguinariums
plural of penguinarium

penholder
A handle into which a nib or other penpoint is fitted to form a pen.
A device for storing pens while they are not being used.
Alternative form of penhold.
a member of the United Nations Security Council with responsibility for

penholders
plural of penholder

penis worms
plural of penis worm

penkeeping
The keeping of animals in a pen.

pennage
The confining of animals in pens.
A fee paid for the accommodation of animals in pens.

pennages
plural of pennage

pennaraptoran
Any member of the clade Pennaraptora, which includes birds and some of their extinct maniraptoran relatives.

pennaraptorans
plural of pennaraptoran

pennatulacean
A member of the Pennatulacea; a sea pen.

pennatulaceans
plural of pennatulacean

pennon
A thin, often triangular flag or streamer, especially as hung from the end of a lance or spear.
A long pointed streamer or flag on a vessel.
A wing (appendage of an animal's body enabling it to fly); any of the outermost primary feathers on a wing.

pennons
plural of pennon

pentactin
Alternative form of pentactine.

pentactine
A pentactinal spicule of a sponge

pentactines
plural of pentactine

pentastomid
Any member of the Pentastomida, an enigmatic group of parasitic invertebrates

pentastomids
plural of pentastomid

pentatomomorph
Any insect of the infraorder Pentatomomorpha.

pentatomomorphans
plural of pentatomomorphan.

pentatomomorphs
plural of pentatomomorph

pentecostalists
plural of pentecostalist

penumbra
A partially shaded area around the edges of a shadow, especially an eclipse.
A region around the edge of a sunspot, darker than the sun's surface but lighter than the middle of the sunspot.
An area of uncertainty or intermediacy between two mutually exclusive states or categories.
An area that lies on the edge of something; a fringe.
Something related to, connected to, and implied by, the existence of something else that is necessary for the second thing to be full and complete in its essential aspects.
A region of the brain that has lost only some of its blood supply, and retains structural integrity but has lost function.

penumbrae
plural of penumbra

penumbras
plural of penumbra

peppershrike
Any vireo of the genus Cyclarhis, of Central and South America.

peppershrikes
plural of peppershrike

peraea
plural of peraeon

peraeon
Alternative form of pereion.

perai
Alternative form of pirai (“piranha fish”).

perais
plural of perai

peramelid
Any member of the family Peramelidae of bandicoots; a typical bandicoot.

peramelids
plural of peramelid

perameloid
Any marsupial of the superfamily Perameloidea, including the bandicoots, bilbies, and extinct chaeropodids.

perameloids
plural of perameloid

perchling
A diminutive or young perch (fish)

perchlings
plural of perchling

percomorph
Any perciform fish.

percomorphs
plural of percomorph

perea
plural of pereon

pereia
plural of pereion

pereion
The thorax of a crustacean, between the head (cephalon) and abdomen (pleon).

perennibranch
Any perennibranchiate organism.

perennibranchs
plural of perennibranch

perentie
The largest Australian monitor lizard or goanna, Varanus giganteus.

perenties
plural of perentie
plural of perenty

perenty
Alternative form of perentie.

pereon
Alternative form of pereion.

pergid
Any sawfly in the family Pergidae.

pergids
plural of pergid

perhalid
Archaic form of perhalide.

perhalids
plural of perhalid

perichelydian
Any reptile of the clade Perichelydia.

perichelydians
plural of perichelydian

pericyclid
Any ammonite in the family Pericyclidae.

pericyclids
plural of pericyclid

peridinioid
Any dinoflagellate of the subclass Peridinoidia (or of the class Peridinea)

peridinioids
plural of peridinioid

peridinoid
Any member of the order Peridiniales of dinoflagellates.

peridomestication
domestication around another animal (typically around humans)

peridomestications
plural of peridomestication

peridomicile
The areas around a dwelling, especially the animal enclosures etc. of a rural dwelling

peridomiciles
plural of peridomicile

perimylopid
Any member of the family Perimylopidae of beetles.

perimylopids
plural of perimylopid

periodiole
A spore package, that looks like an egg in a bird's nest fungus

perioestrus
The time surrounding oestrus (of a female animal)