英语词汇“exosphere”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词

exosphere

释义

exo- /ek-sō- or ek-so-/

combining form

(often interchanging with ecto-) outside, opp to endo- and ento-

ORIGIN: Gr exō outside

exobiologˈical adjective

exobiolˈogist noun

exobiolˈogy noun

The study of (possible) extraterrestrial life

exˈocarp noun (Gr karpos fruit; botany)

The outer layer of the part of a fruit which contains the seeds
The epicarp

exˈocrine adjective (Gr krīnein to separate; physiology)

Of glands, secreting through a duct

noun

An exocrine gland

exocytōˈsis noun (biology)

The discharge of the contents of internal vesicles from a cell

exocytōˈtic adjective

exˈoderm noun

Exodermis
Ectoderm

exodermˈal adjective

exoderˈmis noun

(Gr dermis skin) the outer cortex layer of a root

exoenˈzyme noun

An enzyme that functions outside the cell producing it, an ectoenzyme

exoergic /-ûrˈjik/ adjective (Gr ergon work; nuclear eng)

Of a process in which energy is released

exogamˈic or exogˈamous adjective

exogˈamy noun

(Gr gamos marriage) the practice of marrying only outside of one's own group
The union of gametes not closely related (biology)

exˈogen noun (obsolete)

A dicotyledon, so called because its stem thickens by layers growing on the outside of the wood

exogenetˈic adjective (medicine)

Not genetic, not caused by genetic factors

exogˈenous adjective

Growing by successive additions to the outside
Developing externally
Having an external origin

exogˈenously adverb

exonuˈclease noun

An enzyme which continuously cleaves nucleotides from one end of a nucleotide chain

exˈonym noun

(Gr onoma a name) a name for a town, country, etc in a foreign language

exophˈagous adjective

exophˈagy noun

(Gr phagein to eat) the custom among cannibals of eating only the flesh of persons not of their own kin

exˈoplanet noun

A planet that orbits a star other than the sun

exˈoplasm noun

Ectoplasm

exopˈodite or exˈopod noun

(Gr pous, podos foot) the outer branch of a crustacean limb

exopodˈitic adjective

exoskelˈetal adjective

exoskelˈeton noun

A hard supporting or protective structure secreted externally by the ectoderm

exˈosphere noun

(Gr sphaira sphere) the outermost layer of the earth's atmosphere, beyond around 500km from the surface of the earth

exospherˈic or exospherˈical adjective

exosporˈal adjective

exˈospore noun

(Gr sporos a seed) the outer layer of a spore wall
A spore formed by the extrusion of material from the parent cell

exosporˈous adjective

exotherˈmal or exotherˈmic adjective (Gr thermē heat; chem)

Involving the release of heat, esp during a reaction

exotherˈmally or exotherˈmically adverb

exothermiˈcity noun

exotoxˈic adjective

exotoxˈin noun (biology)

A toxin produced by a micro-organism and secreted into the surrounding medium

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