What is the definition of a root word? Learn more about the meaning of root words, with a list of common root words and examples.
sphere ThisROOT-WORDisSPHEREwhich meansBALL & SPHERE. It comes from the Greek sphaira. The effect of the word list is surely to make one wish to be an astronaut and get a chance to realize some of these words. One feels lifted out of the geosphere and pulled up to the universe of ...
astro 星星+ naut 航行员→ astronaut 宇航员 Astronauts’ walking in space appears to be a great thing. 宇航员在太空漫步看上去是一件非常美妙的事情。 近义词cosmonaut [‘kzmn:t] n. 宇航员 asterisk [’strisk] n. 星号(*),星状物 aster 星星+ isk 小→ asterisk 星号 ...
In English grammar, a root is a word or portion of a word from which other words grow, usually through the addition ofprefixesandsuffixes. By learning root words, you can decipher unfamiliar words, expand your vocabulary, and become a better English speaker. For example, consider the Greek r...
astronaut cosmonaut nacelle naufragous nausea nautical nautilus naval nave navicular navigate navigation navy noise See all related words (17)> Share*nau- ‘cite’ https://www.etymonline.com/word/*nau- Etymology of *nau- by etymonline Harper, D. (n.d.). Etymology of *nau-. Online Etymolog...
In 2013 NASA nearly drowned an astronaut during an Extravehicular Activity (EVA 23) on the International Space Station dueto spacesuit water leakage. Indicators of trouble on the preceding EVA (22) were discounted. NASA carried out an investigationof the near miss event that is a sample of how...
It forms all or part of:aster;asterisk;asterism;asteroid;astral;astro-;astrobiology;astrobleme;astrognosy;astroid;astrolabe;astrolatry;astrology;astromancy;astronaut;astronomy;AstroTurf;constellation;disaster;Estella;Esther;instellation;interstellar;lodestar;star;stardust;starfish;starlet;starlight;starry;stel...
aster-, astr-, astro- astronaut aster-, astr-, astro-: star 占星家 astrologer 小行星 asteroid 3. aut-, auto autobiography aut-, auto-: self 独裁者 autocrat 自治权 autonomy 4. bio- bio-: life 生物学 biology 传记 biography 5. chron-, chrono chron-, chrono: time 编年史 chronicle 在...
astronaut; cosmos - the universe; microcosm - a miniature universe counteroppositecounct - to oppose the effects of an action; countermand - to cancel a previous order; ,counteroffensive - attack an attack contrary, cranioskullGreekcraniology - the study of skull characteristics; cranium - skull...
star,stars,outerspaceastronaut-apersontravelingtothestars;astronomer-someonewhostudiesthestars;asterisk-astar-shapedsignusedasareferencetool aster aud/i/iohearaudible-loudenoughtobeheard;audience-peoplewholistentoaprogram;audiovisual-relatingtosoundandvision ...