cleidoic
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cleidoic — clei·do·ic klī dō ik adj of an egg enclosed in a relatively impervious shell which reduces free exchange with the environment <the eggs of birds are cleidoic> * * * clei·do·ic (kli doґik) [Gr. kleidouchos holding the keys] isolated from the … Medical dictionary
cleidoic — (ˈ)klī|dōik adjective Etymology: Greek kleidoun to fasten, lock in (from kleid , kleis key, bolt) + English ic of an egg : cut off or isolated from free exchange with the environment by reason of a more or less impervious shell the eggs of birds… … Useful english dictionary
cleidoic — adjective Etymology: Greek kleidoun to fasten, lock in, from kleid , kleis key more at clavicle Date: 1931 of an egg enclosed in a relatively impervious shell which reduces free exchange with the environment … New Collegiate Dictionary
cleidoic — said of an ovum containing enough nutritive material for the production of a complete embryo … Dictionary of ichthyology
cleidoic — adj. [Gr. kleis, bar; oion, egg] Pertaining to an egg enclosed within a shell or membrane that is permeable only to gasses … Dictionary of invertebrate zoology
cleidoic — clei·do·ic … English syllables
cleidoic — /klaɪˈdoʊɪk/ (say kluy dohik) adjective closed up; totally encased in a shell or membrane. {Greek kleido(ein) lock up + ic} …
cleidoic egg — an egg (such as that of a reptile, bird, or primitive mammal) that has within itself enough nutritive material for production of a complete embryo, needing to absorb nothing from its environment except oxygen. Except for oxygen intake, it can… … Medical dictionary
animal development — Introduction the processes that lead eventually to the formation of a new animal starting from cells derived from one or more parent individuals. Development thus occurs following the process by which a new generation of organisms is produced by … Universalium
I before E except after C — I before e, except after c is a mnemonic device used to help many students remember how to spell certain words in the English language. It means that, in words where i and e fall together, the order is ie , except directly following c , when it… … Wikipedia
