echinozoa
plural of echinozoan

echinozoan
Any echinoderm of the subphylum Echinozoa.

echinozoans
plural of echinozoan

echioceratid
Any ammonite of the family Echioceratidae of serpenticone ammonites.

echioceratids
plural of echioceratid

echiurid
Any of several spoon worms of the class Echiura.

echiurids
plural of echiurid

echolocator
An organism capable of echolocation.
An organ that performs echolocation within an organism.

echolocators
plural of echolocator

eclosion
The emergence of an insect from the pupa case, or of a larva from the egg.

eclosions
plural of eclosion

eclosure
The emergence of an insect from the pupa case, or of a larva from the egg

eclosures
plural of eclosure

ecnomid
Any member of the family Ecnomidae of caddisflies.

ecnomids
plural of ecnomid

ecoethology
The study of the relationship between the behaviour of animals and their environments.

ecogenomics
The application of genomics to ecology

ecohippies
plural of ecohippie

ecomorphospace
An ecological morphospace

ecomorphospaces
plural of ecomorphospace

ecoparasite
A parasite for which the host animal has developed a tolerance or immunity.

ecoparasites
plural of ecoparasite

ecophase
An ecological phase (in the life of an organism)

ecophases
plural of ecophase

ecophysiologies
plural of ecophysiology

ecophysiology
The study of the relationships between, and adaptation of, the physiology of an organism and its environment

ecosensitivity
sensitivity of an organism to its ecological environment

ecospace
The graphical representation of the various ecological modes of life that an organism does or can occupy.
The ecological space that an organism occupies as part of its habitat.

ecospaces
plural of ecospace

ecphoneses
plural of ecphonesis

ectaheteromorph
Any poneromorph ant of the subfamilies Ectatomminae or Heteroponerinae

ectaheteromorphs
plural of ectaheteromorph

ectoanthropochory
ectobiotic anthropochory

ectobiid
Any cockroach of the family Ectobiidae

ectobiids
plural of ectobiid

ectocommensal
A commensal organism that lives on the surface of another organism

ectocommensalism
commensalism in which one organism is outside of the other

ectocommensals
plural of ectocommensal

ectocoracoid
The equivalent of a clavicle in dipnoan fish

ectocoracoids
plural of ectocoracoid

ectoderm
The outermost of the three tissue layers in the embryo of a metazoan animal, which produces through development, the epidermis (skin) and nervous system of the adult.

ectoderms
plural of ectoderm

ectogene
An organism developed by ectogenesis.

ectogenes
plural of ectogene.

ectogenesis
The development of an organism in an artificial environment outside the body in which it naturally grows.

ectomicrobiota
External microbiota (that typically live on the skin, fur, feathers etc of an animal)

ectooecia
plural of ectooecium

ectooecium
The outer, often calcified, layer of the wall of an ovicell of a bryozoan.

ectoparasite
A parasite that lives on the surface of a host organism; such as the Demodex mite, which lives in human hair and eyelashes.

ectoparasites
plural of ectoparasite

ectoproctan
Any member of the Ectoprocta.

ectoproctans
plural of ectoproctan

ectopterygoid
A ventral skull bone found in some tetrapods and fish

ectopterygoids
plural of ectopterygoid

ectotherm
A cold-blooded animal: one, such as an amphibian, fish, reptile, or arthropod, which has a limited ability to regulate its body temperature and whose body temperature thus depends on the ambient temperature.

ectotherms
plural of ectotherm

ectotroph
Any ectotrophic organism.

ectotrophs
plural of ectotroph

ectozoa
plural of ectozoan
plural of ectozoon

ectozoan
Synonym of ectozoon.

ectozoans
plural of ectozoan

ectozoon
An epizoon.

ectozoons
plural of ectozoon

ectype
An impression (in wax, clay, &c.) of a seal or medal.
An object in relievo or embossed.
A copy, reproduction; especially as contrasted with the original, archetype, or prototype.
An idea or impression that corresponds to external reality.

ectypes
plural of ectype

edaphosaurid
Any member of the genus Edaphosaurus of prehistoric reptiles with a dorsal sail.

edaphosaurids
plural of edaphosaurid

edaphosaurus
Any of several synapsids of the genus Edaphosaurus, from the Carboniferous and Permian periods, that had a distinctive dorsal sail or crest.

edwardsiellosis
A disease of fish caused by the pathogenic bacterium Edwardsiella tarda.

eel-blenny
Any of several species of slender fish:
Any of several species of slender fish:
Any of several species of slender fish:
Any of several species of slender fish:
Any of several species of slender fish:
Any of several species of slender fish:

eelblennies
plural of eelblenny

eelblenny
Any fish of genus Lumpenus, resembling an eel, found in subarctic waters, especially Lumpenus sagitta and Lumpenus fabricii (slender eelblenny).
A carpet eel-blenny (Congrogadus subducens).
Certain fish of genus Notograptus.
Eel snake blenny (Peronedys anguillaris), of Australia

eelpot
eel trap

eelpots
plural of eelpot

eelpout
Any fish of the family Zoarcidae.
A yellow flower of uncertain type, possibly the eel-ware, Ranunculus fluitans.

eelpouts
plural of eelpout

eelworm
A nematode, or roundworm, especially any that resemble small eels and feed on plants.

eelworms
plural of eelworm

effectorome
All the effectors of an organism

effectoromes
plural of effectorome

effluxome
All the material that flows out of an organism (typically a bacterium)

eggburger
A hamburger served with a fried egg as a topping.

eggburgers
plural of eggburger

eggflies
plural of eggfly

eggfly
Any of various nymphalid butterflies of the genus Hypolimnas.

eggspot
A coloured spot, on the anal fin of some fish, believed to mimic eggs.

eggspots
plural of eggspot

eggstring
A string of eggs produced by amphibians such as the midwife toad.

eggstrings
plural of eggstring

ego
The self, especially with a sense of self-importance.
The most central part of the mind, which mediates with one's surroundings.
A person's self-esteem and opinion of themselves.
The individual from whose point of view a family tree or pedigree chart is drawn, or the reference point from whom kinship terminology is relative. (Used without the definite article the.)

egorotation
rotation of a body-part (typically a fly's eye) around an axis of the body

egorotations
plural of egorotation

egos
plural of ego

egrette
Alternative form of aigrette (feather or plume).

egrettes
plural of egrette

eigenray
A ray that has a specific destination

eigenrays
plural of eigenray

eigenworm
Any of the fundamental movements that make up the wiggles of a worm

eigenworms
plural of eigenworm

eight-lined keelback
Hebius octolineatus, a species of keelback snake found in southwestern China.

eimerian
Any apicomplexan parasite of the genus Eimeria.

eimerians
plural of eimerian

eimerid
Alternative form of eimeriid.

eimerids
plural of eimerid

eimeriid
Any member of the family Eimeriidae of chromists.

eimeriids
plural of eimeriid

eirie
Archaic form of eyrie.

eiries
plural of eirie

ekekek
A chattering or trilling sound made by domestic cats, often when watching prey.

ekklesiast
Alternative spelling of ecclesiast.

ekklesiasts
plural of ekklesiast

elaphrine
Any of the subfamily Elaphrinae of carabid beetles.

elaphrines
plural of elaphrine

elaphure
Père David's deer (Elaphurus davidianus), a Chinese deer with unusual antlers.

elaphures
plural of elaphure

elapoid
Any snake of the superfamily Elapoidea

elapoids
plural of elapoid

elasmobranchid
Any cartilaginous fish of the subclass Elasmobranchii

elasmobranchids
plural of elasmobranchid

elasmosaur
Any plesiosaur of the genus Elasmosaurus.

elasmosaurs
plural of elasmosaur

elastinogenesis
The biogenesis of elastin

elastration
The removal of the scrotum or the tail of male livestock by cutting off the blood supply with an elastic ring.

elaterid
Any member of the family Elateridae of click beetles.